Erection of Nuclear Reactor Systems, Turbine systems including Generator and Condenser, Sea water systems, Polar and Trestle Cranes and other related systems and equipments along with accessories, piping, supports, metal structures, painting, KK 5 6

Amount

NI SCHEDULE -A Reactor components, Primary system equipments, piping and special structures erection works in Reactor Building

Erection and welding of Reactor, Reactor Internals, Reactor cavity and Inspection well equipments / components: Receipt of materials, Handling from crane pad area (Unloading point ) to erection location, preparation of erection schemes, uncrating, preparation of IMIR (incoming material inspection report), depreservation, trial assembly, shifting, lowering & installation in design position using contractor / NPCIL crane, scrapping and blue matching of seating surface, erection, alignment using optical survey, fit up, welding, torque tightening/stud tensioning to the required value by hydraulic torque wrenches, inspection as per drawings and technical specifications. This work also includes removal of nozzle protection covers, cleaning & optical survey of embedded parts, precision grinding, assembly and erection of components / supports, assembly of special equipment & tools supplied by manufacturer, providing optical instruments, tools and tackles such as slings, D shackle & bow shackle, hydraulic power pack with nut drivers, plant & machineries, consumables, scaffolding at all levels, providing manpower, painting of welded area of equipment, preparation and submission of reports & as built details for NPCIL acceptance for following items. Note: 1.FIM (Free Issue Materials) as per the list provided in Module-1 NI Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0 ). 2. Heavy Duty Crane will be provided by NPCIL for handling the equipments (FIM) for unloading and erection at designated erection location as per the list provided in Module-1 NI Package, Section-V. 3. NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No. 3.0 ).

Erection, Assembly by surface grinding /milling operations, achieve required flatness accuracy, scraping of seating surface, blue matching , precision alignment, welding & inspection of Support Ring & its accessories , Thrust ring & its accessories and Reference specimen blocks in RPV and PTU as per drawings and technical specifications. Precision leveling, achieve flatness and surface blue matching involved extensively all the contact surfaces of the assemblies , wedges and locks in situ as detailed in Technical specification and working documents. Note: Refer clause 1.4.1.26 , 1.4.3.14 & 1.4.4.9 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of blue matching works and welding works involved.

Erection of Reactor pressure vessel (Aprox. weight 317MT x 2), Core Barrel (Aprox. weight 76MT x 2), Core Baffle (Aprox. weight 36MT x 2), Protective Tube Unit assembly (Aprox. weight 69MT x 2), Upper Unit assembly (Aprox. weight 96MT x 2), separating bellows, parts of main seal (RPV main stud, nickel gasket, washer & Nut ) and its accessories including assembly & trial assembly of RPV internals. This work also includes assembly of components supplied in separate parts for core baffle & upper unit, installation of Core barrel & upper unit inside RVI wells, erection of assembled core baffle inside core barrel and erection of all internals inside RPV as per drawings and technical specifications. This work also includes trial assembly of core barrel, core baffle, PTU and upper units multiple times as per the requirement of work in reactor and reactor inspection well including welding of components and separating bellows. Note: Refer clause 1.4.4.9 & 2.20.3 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Erection and welding of Reactor cavity equipments such as alignment guides for upper unit, protective steel structure, Electrical equipment and Heat control of Reactor (CPSAR) drives, Thermal insulation and Biological Shielding of RPV Nozzle Area, Upper Unit Thermal Insulation, Detection Unit Motion Mechanism (JKT drives), Device for Incore Instrumentation Detection Withdrawal (jib crane) and their accessories as per drawings and technical specification. Note: Refer clause 3.13.10 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Erection and welding of inspection well equipments such as guide alignment system of Core Barrel & PTU (protective tube unit), Core Barrel transportation device, PTU transportation platform , PTU spacer, PTU hatch, Racks for electromagnet Unit, Racks for drive Housing, Racks for moving units & CPS drive extension shafts, Racks for pitch position indicator, Platform for examination of upper Unit, Air duct, Ladder, Pulley Assembly, Cone and cover centering block and other components as per drawings and technical specification. Note: Refer clause 4.6 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Trial Assembly, final assembly, commissioning & operation of special equipment & tools supplied by the equipment manufacturer such as mounting traverse, universal traverse, RPV turning bed (cradle and rest ), Platform for RPV neck, steam generator mounting traverse for performing erection of above equipment as per drawings and technical specifications. Note: Payment will be made one time per item per unit.

Erection and welding of Steam Generator assembly(JEA): Receipt of materials, Handling from crane pad area (Unloading point ) to erection location, preparation of erection schemes, handling, transportation, uncrating, preparation of IMIR, depreservation, trial assembly, shifting, lowering & installation in design position using contractor/NPCIL crane, erection, alignment and optical survey, fit up, welding, torque tightening/stud tensioning to the required value by hydraulic torque wrenches, inspection as per drawings and technical specifications. This work also includes removal of nozzle/manhole protection covers, cleaning & optical survey of embedded parts, trial assembly, assembly and erection of supports, providing tools and tackles such as heavy duty hydraulic jacks, optical survey instruments, plant & machinery, consumables, scaffolding at all levels, manpower, painting of welded area of equipment, preparation and submission of reports & as built details for NPCIL acceptance for following items. Note: 1.FIM (Free Issue Materials) as per the list provided in Module-1 NI Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0) 2. Heavy Duty Crane will be provided by NPCIL for handling the equipments FIM for unloading and erection at designated erection location as per the list provided in Module-1 NI Package Section-V. 3. NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No.- 3.0 ).

Erection of steam generator (Aprox. weight 310MT x 8) and steam generator support assembly (Aprox. weight 60MT x 8) consisting steam generator lifting arms, journals, roller support assembly, foundation bed, saddle support, studs, cross piece, couplings, check nuts, height adjustment shim plates, gaskets etc,. This work also includes welding of lifting journals & arms with preheating, inspection as per drawings and technical specifications. Note: Refer clause 6.6.11 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Erection of accessories of steam generator such as single chamber and double chamber surge tanks and its supports, connecting tubes, spacer pipe, steam generator collector covers with displacers, studs, nuts, washers, RTD housing, nozzles, manhole covers, axle, data boards etc, including welding as per drawings and technical specifications. Note: Refer clause 6.6.11 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Box up of primary, secondary collector covers and man holes by changing nickel gaskets post hydro test: The work includes providing scaffolding, removal of studs, safe keeping of studs, removal of collector covers, removal of nickel gasket, de-preservation of studs, nuts, washers, collector covers, stud recess, Cleaning, Internal inspection, re-preservation of studs, nuts, washers, re-installation of nickel gaskets, collector covers, fixing of fasteners, torque tightening, preparation and submission of reports including providing plant & machinery, manpower, tools, tackles & consumables for completion of work as per drawings and technical specifications.

Erection and welding of Reactor coolant Pump Assembly (RCP): Receipt of materials, Handling from crane pad area (Unloading point ) to erection location, preparation of erection schemes, uncrating, preparation of IMIR, depreservation, pre assembly, shifting, blue matching of embedded part with supports & installation in design position using contractor/NPCIL crane, erection, alignment and optical survey, fit up, welding, Torque tightening/stud tensioning to the required value by hydraulic torque wrenches/ stud tensioners, inspection as per drawings and technical specifications. This work also includes removal of nozzle protection covers, cleaning & survey of embedded parts, assembly and erection of roller supports, providing tools and tackles, plant & machinery, consumables , scaffolding at all level and manpower, painting of welded area of equipment, preparation & submission of Reports & as built details for NPCIL acceptance for following items. Note: 1.FIM (Free Issue Materials) as per the list provided in NI Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0) . 2. Heavy Duty Crane will be provided by NPCIL for handling the equipments FIM for unloading and erection at designated erection location as per the list provided in NI Package Section-V. 3. NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No.- 3.0 ).

Assembly, erection, alignment of Reactor coolant pump and its support assembly such as spherical housing, bottom spacer, roller supports, adjusting mechanism, biological protection ring, brackets, removal part (pullout assembly), stator and motor assembly including fly wheel, upper brackets, oil tanks, pipe union assembly, platform, lower brackets assembly and other components as per drawings and technical specifications. This work also includes scraping of seating surface of EPs with roller supports, blue matching.

Assembly, erection of Reactor coolant pump accessories including welding such as service platform assembly, immovable support, independent circuit air separator, air separator for the radial axial bearing circuit, pressure head tank, IC cooler, additional cooler of seal unit, radial axial bearing cooler, tank assembly, air cooler etc, as per drawings and technical specifications. Note: Refer clause 7.7.27 & 7.8.10 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Erection and welding of Pressuriser Assembly (JEF): Receipt of materials, Handling from crane pad area (Unloading point ) to erection location, preparation of erection schemes, uncrating, preparation of IMIR, depreservation, pre assembly, shifting & installation in design position using contractor/NPCIL crane, erection, alignment and optical survey, fit up, welding, Torque tightening/stud tensioning to the required value by hydraulic torque wrenches/ stud tensioners, inspection as per drawings and technical specifications. This work also includes removal of nozzle/manhole protection covers, cleaning of embedded parts, post concreting survey of EPs, assembly and erection of supports, scrapping and blue matching of thrust supports, providing tools and tackles, plant & machineries, consumables , scaffolding at all level, manpower, painting of welded area of equipment, preparation & submission of Reports & as built details for NPCIL acceptance for following items. Note: 1.FIM (Free Issue Materials) as per the list provided in Module-1 NI Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0). 2. Heavy Duty Crane will be provided by NPCIL for handling the equipments FIM for unloading and erection at designated erection location as per the list provided in Module-1 NI Package Section-V. 3. NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No.- 3.0 ).

Erection and welding of pressurizer (Aprox. weight 60MT x 2) and its supporting shell as per drawings and technical specifications. Note: Refer clause 8.7.12 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Erection and welding of pressurizer thrust ring assembly such as thrust ring, corbel, brackets, inserts, plates, box channels etc, including scraping and blue matching of contact area between brackets, inserts, thrust ring as per drawings and technical specifications. Note: Refer clause 8.7.12 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Erection of pressurizer accessories such as surge tanks and its supports, connected tubing, temperature sensor casings, deflector plates, surface RTDs etc, including welding as per drawings and technical specifications. Note: Refer clause 8.7.12 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Erection and welding of ECCS stage-I & II hydro accumulator Assembly and Quick boron injection system tanks: Receipt of materials, Handling from crane pad area (Unloading point ) to erection location, preparation of erection schemes, uncrating, preparation of IMIR, depreservation, shifting, lowering & installation in design position using contractor/NPCIL crane, erection, alignment and optical survey, fit up, welding, Torque tightening/stud tensioning to the required value by hydraulic torque wrenches/ stud tensioners, inspection as per drawings and technical specifications. This work also includes removal of nozzle/manhole protection covers, cleaning of embedded parts, post concreting survey of EPs, assembly and erection of supports, Supply of tools and tackles, plant & machineries, consumables, scaffolding at all level and arranging manpower, painting of welded area of equipment, preparation & submission of Reports & as built details for NPCIL acceptance for following items. Note: 1.FIM (Free Issue Materials) as per the list provided in Module-1 NI Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0) . 2. Heavy Duty Crane will be provided by NPCIL for handling the equipments FIM for unloading and erection at designated erection location as per the list provided in Module-1 NI Package Section-V. 3. NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No.- 3.0 ).

Erection, alignment and welding of Ist Stage Hydro Accumulator Tank (Aprox. weight 79MT x 8). Note: Refer clause 9.7.14 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Erection and welding of Ist Stage Hydro accumulators accessories such as surge tanks, connected tubing, surge tank supports, casing for resistance heat converters (RTD), studs, nuts, washers, nickel gaskets etc,. Note: Refer clause 9.7.14 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Erection, alignment and welding of 2nd Stage Hydro Accumulator Tanks (Aprox. weight 78MT x 16), supports, fastening of support to Embedded parts and also support to tank with studs, nuts, washers and torque tightening etc,. Note: Refer clause 9.7.14 Chapter-B, Module-1 NI Package,Section-V to assess the quantum of welding works involved.

Erection and welding of 2nd Stage Hydro accumulators accessories such as surge tanks and its supports, connected tubing, studs, nuts, washers, gaskets etc,. Note: Refer clause 9.7.14 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Erection, alignment and welding of Quick boron injection system Tank (Aprox. weight 28MT x 8). Note: Refer clause 9.7.14 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Erection and welding (Approximate Total 220 CC weld deposit) of Quick boron injection system Tank accessories such as surge tanks, connected tubing, surge tank supports, casing for resistance heat converters (RTD), studs, nuts, washers, nickel gaskets etc,. Note: Refer clause 9.7.14 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of welding works involved.

Erection of Passive heat removal system. (PHRS) (JNB 50-80): Receipt of materials, preparation of erection schemes, handling, transportation, uncrating, preparation of IMIR, depreservation, pre assembly of supplied components at crane pad, shifting, lowering & installation in design position using contractor/NPCIL crane, erection, alignment and optical survey, fit up, welding, Torque tightening/stud tensioning to the required value by hydraulic torque wrenches/ stud tensioners, inspection as per drawings and technical specifications. This work also includes removal protection covers, cleaning of embedded parts, survey of EPs, assembly and erection of supports, providing optical survey instruments, tools and tackles, plant & machineries, consumables , scaffolding at all level, manpower, painting of welded area of equipment, preparation & submission of Reports & as built details for NPCIL acceptance for following items. Note: 1.FIM (Free Issue Materials) as per the list provided in Module-1 NI Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0). 2. Heavy Duty Crane will be provided by NPCIL for handling the equipments FIM for unloading and erection at designated erection location as per the list provided in PART-1 NI Package Section-V. 3. NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No.- 3.0 ).

Assembly & welding of components of Passive heat removal heat exchanger shell (casing) at crane pad area including beams, front panel, back panel, side panels, central panel, dome covers, crossbar etc, trial assembly of PHRS heat exchanger with casing at crane pad area, erection & alignment at design position.

Erection & alignment of heat exchanger including spline plate, pin etc,.

Assembly and erection of Inlet dampers, expansion duct, reducing duct, duct of bottom & top part, regulating device, electro magnets, outlet dampers, shell members, transition members, compensator group, sealing gland Power pack, operating mechanism, distributing panel etc,.

Assembly, erection, alignment and welding of support assembly, PHRS round duct including KLB pipeline with support assembly inside PHRS round duct.

Installation of Electrical heaters ( for pressurizer, emergency core cooling system, quick boron injection system): Receipt of materials, Handling from crane pad area (Unloading point ) to erection location, uncrating, preparation of IMIR, depreservation, placement of heaters on protection cages, shifting of heaters to location with protection cages, lowering in design position using crane, Removal of temporary covers on equipment, cleaning of flange & heater guide, seating surfaces, measuring electrical parameters of heaters, ensuring nozzle thoroughness of inter gasket leak monitoring, Nickel gasket erection, erection of heater, alignment, application of lubricants to stud assembly, fixing of studs, nuts, washers, torque tightening heaters with hydraulic torque wrenches as per the designed sequence to achieve required stud elongation values, inspection, providing protective covers for heater terminals as per drawings and technical specification. This work also includes providing scaffoldings/platforms, man power, plants and machineries, hydraulic power pack with torque wrenches, tool and tackles, consumables, stud elongation measuring set up including dial gauges etc., preparation, submission of reports & as built details for NPCIL acceptance for following items. Note: Transportation of FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0 ).

Pressurizer heaters (56 nos)

Emergency core cooling system heaters (8 nos)

Quick boron injection system heaters (8 nos)

Assembly, testing and erection of Hydraulic shock absorbers: Receipt of materials, Handling from crane pad area (Unloading point ) to erection location, uncrating, preparation of IMIR, depreservation, checking the shock absorber piston movement & trial assembly of hydraulic shock absorber, erection, fit-up and welding of brackets and arms on Embedded parts, installation of shock absorber in design position on Steam generators (R-450), reactor coolant pumps (R-300 series), Pressurizer piping (R-100,R-50 series), ECCS piping (R-100,R-50 series), QBIS piping (R-50 series) inside reactor building, alignment, visual inspection, installation of oil tank, connected tubing with shock absorber, level indicators as per drawings and technical specification. This work also includes dimensional survey of individual components, arranging jigs & fixtures, providing scaffolding, installation and placement of protection covers for shock absorbers, cleaning and touch up painting of weld joints, plant & machinery , manpower , tools tackles & consumables, preparation & submission of reports and as built drawings for NPCIL acceptance of the following items. Note: Transportation of FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0).

Hydraulic shock absorbers (R-450) of Steam generators (64 nos)

Hydraulic shock absorbers (R-300) of Reactor coolant pumps (16 nos)

Hydraulic shock absorbers (R-100) of Pressurizer pipelines ( 28 nos)

Hydraulic shock absorbers (R-50) of Pressurizer pipelines (8 nos)

Hydraulic shock absorbers (R-100) of ECCS pipelines ( 6 nos)

Hydraulic shock absorbers (R-50) of ECCS pipelines ( 12 nos)

Hydraulic shock absorbers (R-50) of JDJ pipelines (32 nos)

Erection of Oil tanks and connected SS tubing, level indicators for hydraulic shock absorbers of various types (R-450,R-300,R-100,R-50)

Installation of position indicators for hydraulic shock absorbers of various types (R-450,R-300,R-100,R-50)

Detachable Thermal Insulation Blocks: Assembly and Erection of Quick release detachable thermal insulation blocks (DTIB) on Nuclear steam supply system equipments and piping, Modification of DTIB insulation blocks to suit to site requirements and Removal and re-installation of DTIB blocks. Note: Transportation of FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0).

Assembly and Erection of Quick release detachable thermal insulation blocks (DTIB) on Nuclear steam supply system equipments and piping: Receipt of modular thermal insulation blocks of various sizes, Handling from crane pad area (Unloading point ) to erection location, uncrating, preparation of IMIR, depreservation, setting up assembly & pre-fabrication room for carrying out pre assembly, fixing of quick release latches & trimming of DTIB blocks, taking field / site measurements of erected equipment and piping, cleaning of equipment and pipelines, preparation of drawing/template for nozzle locations, marking profiles on insulation blocks, cut /enlarge provision for piping nozzle openings as per as built data, handling the blocks, pre fixing of quick release fasteners at design locations with the help of spot welding machines, erection of DTIB blocks, alignment, adjusting the gaps between the blocks with the help of quick release fasteners, welding of locks with spot welding machines, preparation and installation of ceramic wool mattresses, pre-fabrication & installation of cover sheets with spot welding at all nozzle locations, designed openings, inspection of all design clearances as per drawings and technical specifications, preparation of reports and as built drawings for NPCIL acceptance for following items. This work also includes providing consumables, tools and tackles, plant & machineries, consumables , scaffolding at all level and manpower.

Modification of DTIB insulation blocks to suit to site requirements : Taking site measurements of interference of DTIB insulation blocks with other equipments/pipelines/metal structures/cable metal trays, preparation of interference drawing and modification drawing of DTIB blocks, obtain clearance from NPCIL for modification, shifting of modular thermal insulation blocks of various sizes from site location to fabrication room, cleaning of the DTIB blocks, marking modification profiles on insulation blocks, handling the blocks, cutting open the blocks using grinding machine/scissors, removal of insulation material if required from the portion of block to be modified, cutting and fabrication of SS sheets as per dimensions, welding with spot welding machines, re-filling of insulation material in the modified box, distributing and fixing the insulation material inside a module by means of special pins with clips, installing the cover sheet, welding with spot welding machines, finish grinding, inspection and clearance for erection, shifting the modified block to location and re-install to check for the correctness/elimination of interference, fixing of quick release fastener with spot welding, inspection at stages as per specification and instruction of Engineer In charge, preparation and submission of reports, as built drawings for NPCIL acceptance. This work also includes providing tools and tackles, plant & machineries, manpower, consumables required for work.

Removal and re-installation of DTIB blocks : Removal of thermal insulation blocks from equipment/pipeline for pre service inspection (PSI) activities, Marking of blocks and loose mattresses and cover plates for easy identification, shifting to safe location, safely stacking the material at designated location, cleaning of DTIB internal & external surface, cleaning of equipment and pipelines after PSI activities for erection of DTIB blocks, shifting of DTIB blocks back to design location, re-erection of DTIB blocks, mattresses, cover sheets, fixing with fasteners, ensure design clearances, inspection, preparation of reports, as built drawings for NPCIL acceptance. This work also includes providing tools and tackles, arranging manpower, plant & machineries, consumables, scaffolding at all level as required for work.

Design , supply and Erection of Special structures: Design, fabrication/manufacturing, supply, transportation to erection location, Erection & load testing of equipment / material transportation trolley assembly, Main coolant pipeline support structures, load testing structures for polar crane , transport airlock erection structure, cover plates for fuel pond area and other components. Note: NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No.- 3.0 ).

Erection & load testing of equipment / material transportation trolley assembly : Handling, transportation, assembly, erection and welding of support, bridge girder, rail, trolley and driving mechanism at elevation +31.700m of reactor building (UJA) of both units connecting transport portal and inside building including cutting, drilling, fixing of bolts etc,. and welding and NDE inspection as per drawings and specification including commissioning, trial operation, shifting & handling of load blocks, load testing (static & dynamic) at UJG portal before transportation of NSSS equipments. This work also includes dismantling, removal, represervation and depositing of trolley at engineers stores after completion of works as instructed by the engineer, providing man power, tools, tackles, plant and machineries, supply of welding electrodes, other consumables as required, preparation of reports and submission for acceptance. Note: Load testing blocks will be issued as free issue from NPCIL. Transportation of load testing blocks from stores & back is included and no separate payment applicable.

Design, supply, fabrication, welding of Main coolant pipeline support structures, load testing structures for polar crane , transport airlock erection structure, cover plates for fuel pond area and other components : Study of civil structures (reactor building, transport portal, equipment air lock/ airlock embedded components, fuel pool, Design, detailing of structures, analysis using soft wares (staad/ansys or any other structural analysis software) and equipment details evaluating the reaction loads transferred to embedded parts/civil structures. Supply of structural steel material conforming to IS 2062, E250, Quality B0 consisting plates/ sheets/ angle/ channel/ beam, high strength structural G.I. Bolts, nuts, lock nuts and washers, etc, with test reports, transportation, storage, handing, fabrication involving cutting, grinding, bending to required shape, drilling, fitup & welding, inspection, surface preparation by grit blasting, supply & application of zinc primer and epoxy painting as per drawing and technical specifications. This work also includes providing man power, tools, tackles, plant and machineries, supply of welding electrodes, other consumables as required, preparation of reports and submission for acceptance. Note: Manufacturing / fabrication shall start only after the NPCIL designers acceptance.

Erection, field welding and inspection of Main coolant pipeline support structures, load testing structures for polar crane , transport airlock erection structure, cover plates for fuel pond area and other components : Shifting, handling, erection, fit up & welding using SMAW process, inspection as per drawing and technical specification. This work also includes erection of scaffolding / temporary platforms, machining, providing man power, tools, tackles, plant and machineries, supply of welding electrodes, other consumables, cleaning aids such as high quality kerosene / acetone etc, preparation of reports and submission for acceptance

Erection, welding, heat treatment and inspection of Main circulating pipelines(JEC): Receipt of materials, Handling from crane pad area (Unloading point ) to erection location, uncrating, preparation of IMIR, depreservation, dimensional survey, shifting, lowering & installation of Main coolant pipelines of four loop system connecting reactor pressure vessel (RPV), Steam Generator (SG) and Reactor Coolant Pump (RCP) consisting four(4) spools per loop (weighing apprx 270 MT per unit) resting on rollers placed over designed temporary support structures using contractor/NPCIL crane, alignment using optical survey, excess length calculation based on as-built details of RPV, SG, RCP nozzles coordinates, trimming excess length, weld edge preparation using special beveling machine, arranging fixtures for fit up, alignment, optical survey, fit up, heat treatment of weld joints including supply of heat treatment system, monitoring & data collection system for induction coil heating system & resistance heating system, controlling the thermal movement of pipelines, welding & heat treatment cycle of duration 25 to 29 days per weld joint, inspection, preservation of weld joints by application of preservative as per drawings and technical specifications. This work also includes qualification of technology, preparation & approval of procedures for erection, welding, heat treatment & NDT, providing tools and tackles, plant & machineries including supply & arranging power distribution system with Diesel Generators of required capacity and numbers for uninterrupted power supply during technology & welder qualification and production welding at in-situ, design, supply, commissioning & operation of Induction heating machines, flexible coils, chillers for cooling, connected hydraulic piping, design, supply, commissioning & operation of resistance heating pads, supply of PID controllers, temperature recorders, Laptops with monitoring software for monitoring of parameters, power controller modules, thermo couples / RTDs of required numbers including standby, compensating cables, thermal insulation etc, for carrying out pre heating and Post weld heat treatment (PHT & PWHT), NDT including hot radiography & its fixture, air compressor for hot radiography etc., axial cooling fans for temperature control during welding, fume extractors, welder breather sets, welding consumables like argon gas, grinding wheel, welding electrode and filler wire for welder training, air conditioning arrangement during MCP welding, scaffolding at all level and qualified manpower round the clock shift working, painting of welded area of pipeline, removal of nozzle protection covers, preparation & submission of Reports & as-built details for NPCIL acceptance for following items. This work also includes scanning & digitizing the RT films, uploading the scanned images, providing required software for viewing the images, Note: 1.FIM (Free Issue Materials) as per the list provided in Module-1 NI Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0). 2. Heavy Duty Crane will be provided by NPCIL for handling the equipments FIM for unloading and erection at designated erection location as per the list provided in Module-1 NI Package Section-V. 3. Scope of NDE requirements included and no separate payment shall be applicable .

Qualification of Technology & Production welding using flexible coils Induction Heating (RPV to MCP and SG to MCP): Receipt of technology qualification pipe spools, depreservation, storage, handling, preparation of detailed procedures for welding, heat treatment, deploying specialized heat treatment agencies for designing (including analysis through Ansys or other software's), supplying induction heating system with flexible coils, performing induction heating, providing diesel generators (DGs) of required capacity for uninterrupted power supply during welding and heat treatment as standby, training of welder in low alloy steel plate or pipe of thickness 70 mm & above supplied by the contractor & qualification of required number of skilled welders on Russian materials, arranging jigs and fixtures for holding pipe spools, flexible induction coils, fitup, alignment, root & stabilization (up to 10mm thickness) welding by GTAW process, performing NDT (DPT, & RT) and subsequent layers using SMAW process up to 70mm wall thickness, preheating using induction heating (220-270 deg C), carrying out welding up to 50% of wall thickness, thermal recovery for SG & MCP weld joints, performing NDT (DPT, hot RT), welding up to full thickness with preheating, thermal recovery, performing NDT (DPT, RT, UT), PWHT (620-660 degC) for 8hrs using induction heating , performing NDT (DPT, RT, UT), carrying out Stainless steel cladding (separating, protective) from inside of the pipe, perform NDT (DPT,UT), preparation of multiple samples for destructive testing for procedure qualification as per drawings and specification and approved procedure, carrying out tensile test at both room & elevated temperature (20, 350 deg C), static bend & Impact test on weld metal, HAZ and clad at various temperatures, chemical analysis of weld joint, ferrite count, IGC test, hardness test, metallographic examination as per approved procedures, all testing at NPCIL approved labs, preparation and submission of results of these examination & reports for acceptance. This work also includes arranging all induction heating related equipments like converter, inverter, flexible induction heating coils, thermo couples/RTDs, recorders, PID controllers, chillers plant and water tank, connected hydraulic piping, connectors. and all related items for complete works as per technical specifications and codes & standards .

Qualification of Technology & Production welding using Resistance Heating (MCP pipe to MCP pipe and MCP pipe to RCP) : Receipt of technology qualification pipe spools, depreservation, storage, handling, preparation of detailed procedures for assembly, welding, heat treatment, deploying specialized heat treatment agencies for designing (including analysis through Ansys or other software), supplying resistance heating system with heating pads, performing resistance heating, providing diesel generators (DGs) of required capacity for uninterrupted power supply during welding and heat treatment as standby, training of welder in low alloy steel plate or pipe of thickness 70 mm & above supplied by the contractor & qualification of required number of skilled welders on Russian materials, arranging jigs and fixtures for holding pipe spools, resistance heating pads, fit up, alignment, root & stabilization (up to 10mm thickness) welding by GTAW process, perform NDT (DPT, & RT) and subsequent layers using SMAW process up to 70mm wall thickness, preheating using resistance heating (220-270C), carrying out welding up to 50% of wall thickness, thermal recovery, performing NDT (DPT, RT), welding up to full thickness with preheating, thermal recovery, performing NDT (DPT, RT, UT), PWHT (640-660 degC for 8hrs) using resistance heating , perform NDT (DPT,RT, UT), carrying out Stainless steel cladding (separating, protective) from inside of the pipe, perform NDT (DPT,UT), preparation of multiple samples for destructive testing as per drawings & technical specification, approved procedure, carrying out tensile test at both room, elevated temperature (20, 350 deg C), static bend & Impact test on weld metal, HAZ and clad at various temperatures, chemical analysis of weld joint, ferrite count, IGC test, hardness test, metallographic examination as per approved procedures, testing at NPCIL approved labs, preparation and submission of results of these examination & reports for acceptance. This work also includes arranging all resistance heating related items like resistance heating pads of required capacities, fixtures for holding pads, temperature monitoring and control arrangements, thermo couples/RTDs, recorders, PID controllers, and all related items for complete works as per technical specifications and codes & standards .

Erection of main coolant pipe (MCP) line: Handling, transportation, dimensional survey, shifting, lowering & installation over temporary structures, erection of MCP spools connecting RPV to SGs, SGs to RCP pump, RCP pump to RPV for all four loops, establishing optical alignment system, edge preparation, fit up after acceptance of respective equipment erection as per drawings and specification. This work also includes preparation of handling & erection methodology, providing guiding arrangement such as hillmen roller, hydraulic adjusting mechanism for MCP during welding for free movement, monitoring of movement of pipe using optical measurement, dial gauge setup, cutting, trimming of excess length of MCP pipe & edge preparation for four joints per loop using special beveling machine of compact & sleek design (low clearance-split type), jigs & fixtures for MCP movement guiding. This also includes providing tools & tackles, machineries including alignment equipment, qualified manpower, consumables as per approved procedures and instruction of EIC.

Welding of MCP weld joints insitu: Receipt of free issue welding consumables such as filler wire & coated electrodes, transportation, inspection & preparation of IMIR, storage in temperature controlled closed storage facility, preparation of distortion control & defect repair procedures, providing two qualified welders per joint on each shift for round the clock shift welding, root welding using GTAW process , performing NDT like DPT & RT, weld up to 50% of wall thickness of pipe using SMAW process with pre heating, performing DPT & RT after thermal recovery or hot Radiography, weld up to 100% wall thickness with preheating, perform DPT, RT & UT after thermal recovery / intermediate tempering, performing DPT, RT & UT after Post Weld Heat treatment (PWHT), weld SS cladding inside MCP pipe, perform layer by layer DPT & UT on completed cladding, including weld distortion control through sequential welding, preparation & submission of reports for acceptance as per drawings and technical specification. This work also includes providing one standby welder on each weld joint for two weld joints opposite loop at a time, providing welding & inspection machineries, cooling arrangement for equipment & welders, breathing sets for welders & fume extractors, safe & conducive working atmosphere with approach ladder for movement inside MCP pipe, qualified personnel for NDT inspection, consumables such as argon gas, grinding wheels for welding & inspection for satisfactory completion of work.

Pre-heating and Post Weld Heat Treatment (PWHT) of MCP weld joints using flexible coils Induction Heating (RPV to MCP and SG to MCP): Design, analysis through Ansys or other software for heat load calculation of pre-heating and PWHT of MCP weld joints of various configurations, procurement, qualification of machineries at factory, supply, transportation of induction heating machines with flexible coils including standby equipment, providing diesel generators (DGs) of required capacity for uninterrupted power supply during welding and heat treatment for complete weld cycle, deploying specialized heat treatment agencies for heat treatment, commissioning & operation of Induction heating machines, flexible coils, chillers for cooling, connected hydraulic piping, supply of PID controllers, temperature recorders, Laptops with monitoring software for monitoring of parameters, power controller modules, thermo couples / RTDs of required numbers including standby, compensating cables, thermal insulation etc, for carrying out pre heating and Post weld heat treatment (PHT & PWHT), performing induction heating of weld joints as per approved procedure, drawings and technical specification. This work also includes providing, manpower, machineries, consumables, DGs with consumables, mandatory spares required for trouble free operation for round the clock shift work of estimated duration of 9 months for each unit with gap of 8 months for second unit and taking back all equipment after completion of heat treatment of both units.

Pre-heating and Post Weld Heat Treatment (PWHT) of MCP weld joints using Resistance Heating (MCP pipe to MCP pipe and MCP pipe to RCP) : Design, analysis through Ansys or other software for heat load calculation of pre-heating and PWHT of MCP weld joints of various configurations, procurement, qualification of machineries at factory, supply, transportation of resistance heating system including standby equipment, providing diesel generators (DGs) of required capacity for uninterrupted power supply during welding and heat treatment for complete weld cycle, deploying specialized heat treatment agencies for heat treatment, commissioning & operation of resistance heating system, supply of PID controllers, temperature recorders, Laptops with monitoring software for monitoring of parameters, power controller modules, thermo couples / RTDs of required numbers including standby, compensating cables, thermal insulation etc, for carrying out pre heating and Post weld heat treatment (PHT & PWHT), performing resistance heating of weld joints as per approved procedure, drawings and technical specification. This work also includes providing, manpower, machineries, consumables, consumables for DGs, mandatory spares required for trouble free operation for round the clock shift work of estimated duration of 9 months for each unit with gap of 8 months for second unit and taking back all equipment after completion of heat treatment of both units.

Supply, erection, commissioning and operation of electrical automatic change over network including panels, connecting system for welding and heat treatment of MCP: Design, finalization, supply, erection and commissioning of electrical receiving, distribution & control system consisting of LT indoor panel working on 440V 3-phase & Neutral, 50Hz AC supply, supply of indoor type automatic change over panels & indoor type panels at various locations, supply & laying of 3.5C x 300 Sqmm aluminium conductor cable size including glanding and termination , supply and installation of 40mm dia MS rod & 50 x 6 mm GI flat for earthing, construction of closed room for housing DGs & electrical panel for pre-heat treatment & PWHT of MCP weld joints as per approved procedure, drawings and technical specification. This work also includes providing qualified electricians, technicians for round the clock operation, mandatory spares required for trouble free operation for round the clock shift work of estimated duration of 9 months for each unit with gap of 8 months for second unit and taking back all equipment after completion of heat treatment of both units.

NI SCHEDULE -B Erection of equipments, piping, structures, painting, insulation, ventilation works in Reactor Buildings other than items covered in NI Schedule A

Equipment Erection in Reactor Building: Handling, assembly, welding, erection of Refueling machine with rail & fuel pool racks and other accessories, erection and commissioning of Lock carriage, protective rolling gate with rail track, transport air lock, Erection of Static equipment inside Reactor building (other than equipments covered in schedule A) and Erection of relief devices. Note: 1.FIM (Free Issue Materials) as per the list provided in Module-1 NI Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0) . 2. Heavy Duty Crane will be provided by NPCIL for handling the equipments FIM for unloading and erection at designated erection location as per the list provided in Module-1 NI Package Section-V. 3. NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No.- 3.0 ).

Handling, assembly, welding, erection of Refueling machine with rail & fuel pool racks and other accessories : Receipt of free issue material, Handling from crane pad area (Unloading point ) to erection location, uncrating, preparation of IMIR, de-preservation, shifting inside reactor building, assembling, erection in the designed position, alignment, fit up, welding using GTAW / SMAW process, visual inspection of rail, refueling machine, fuel pool rack supports, racks and other accessories as per drawings and tender technical specifications. This work also includes cleaning of rail & rack support embedded parts, survey using optical instruments for level and horizontality, providing shim plates for alignment, fastening of bolts, washers and nuts to required torque using hydraulic torque wrench, multiple handling of components during assembly, providing scaffoldings/platforms, manpower, machineries, optical survey instruments, welding & cleaning consumables, high quality kerosene/ acetone, argon gas, painting of welded area of equipment, preparation & submission of Reports and as built details for acceptance.

Refueling machine and its accessories

Refueling machine rail

Fuel pool supports & other fuel pool accessories

Fuel pool Racks & gate

Shock absorber, universal seat & decontamination pit equipment

Vertical stand

Handling, transportation, erection and commissioning of Lock carriage, protective rolling gate with rail track: Receipt of free issue materials, preparation & submission of handling schemes, Handling from crane pad area (Unloading point ) to erection location, uncrating, preparation of IMIR, de-preservation, shifting , assembling, erection of rail assembly, Lock carriage, protective rolling gate and other accessories in the designed position using NPCIL crane, alignment, fit up , welding using GTAW / SMAW process, inspection and commissioning as per drawings and technical specifications. This work also includes cleaning of embedded parts, survey using optical instruments for level & horizontality, providing shim plates etc for alignment, fastening of bolts, washers and nuts to required torque using torque wrench, assistance during concreting the gate assembly, laying and termination of wiring, providing scaffoldings/platforms, manpower, machineries, tool and tackles, optical instruments etc, consumables for welding, acetone, argon gas etc., painting of welded area of equipment, inspection, preparation & submission of Reports & as built details for NPCIL acceptance.

Rail assembly of Lock carriage

Lock carriage assembly

Protective rolling gate with rail assembly

Commissioning of rolling gate

Commissioning of lock carriage

Handling, assembly, welding, erection and commissioning of transport air lock: Receipt of free issue material, Handling from crane pad area (Unloading point ) to erection location, handling, preparation & submission of handling schemes, transportation, uncrating, preparation of IMIR, depreservation, shifting to assembly area, pre-assembly of components using contractors crane, lifting, erection of assemblies and other accessories, alignment, fit up, welding using GTAW /SMAW process, inspection, laying and termination of wiring, erection of hydraulic system equipment, tubing & connected components, pneumatic / hydro testing and commissioning of transport air lock as per drawings and technical specifications. This work also includes cleaning EPs of IC & OC wall & other embedded parts, survey using optical instruments, placing of assemblies on temporary supports & trolley using NPCIL crane, providing manpower, tools, tackles, erection of scaffolding, consumables for welding & cleaning including high quality kerosene / acetone and preparation of reports and submission for acceptance.

Transport air lock components & other accessories

Wedge and protective cone assembly of transport air lock at Inner containment wall

Separating device of transport air lock at outer containment wall

commissioning and testing of TAL

Erection of Static equipment inside Reactor building (other than equipments covered in schedule A) : Receipt of free issue materials, Handling from crane pad area (Unloading point ) to erection location, uncrating, preparation of IMIR , de-preservation, shifting, lowering & installation in design position, erection including accessories, alignment, fit up, welding using GTAW / SMAW process and inspection as per drawings and technical specifications. This work also includes cleaning of embedded parts, survey for elevation and horizontality of embedded parts & equipments using optical instruments, verifying nozzle orientation, fastening foundation bolts, nuts, washers to required torque using torque wrench, providing shim plates, painting of welded area of equipment, providing scaffolding, man power, machineries, consumables such as high quality Kerosene/ acetone and other cleaning aids, preparation of reports and submission for acceptance.

Hydrogen recombiners

Static equipments

Reactor building JNA system Sump filter. This work includes assembly of separate parts such as stainless steel frames of various sections, filtering modules approx 120nos, supporting slotted plates, fasteners etc. Note: Refer clause 16.5.7 of Chapter-B, Module-1 NI Package, Section-V to assess the quantum of works involved.

Erection of relief devices: Receipt of free issue materials, Handling from crane pad area (Unloading point ) to erection location, uncrating, preparation of IMIR , depreservation, shifting, installation in design position, erection, alignment, fit up, welding using GTAW / SMAW process using filler wire and welding electrode issued on free issue basis , visual inspection, check for proper sealing of the doors with frame, testing of louvers using dynamometer, cleaning and touch up painting of relief device frames and testing of relief devices as per manufacturer recommendation, drawings and technical specifications, preparation and submission of reports for acceptance. This work also includes providing necessary plant & machinery , manpower , tools tackles & consumables.

Erection of relief devices (JMJ louvers)

Erection of relief devices (JMP louvers)

Erection of Pipe Lines: Pipe cutting and Edge preparation, Erection and Non Destructive Examination of Carbon steel and stainless steel piping, Testing and Erection of Valves and Erection of Orifices. Note: 1. Transportation of FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0) 2. NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No.- 3.0).

Cutting and Edge preparation (J-groove/ V-Groove) by using beveling machine : Identification of joint, Shifting of pipe beveling machine, setting up for the required configuration, parting off pipe and machining J-Groove/V-groove on one end of pipe and inspection as per drawings & technical specification. This work also includes providing beveling machine, scaffolding , removing debris & post cleaning , manpower, cutting tools with required profile, tools & tackles, consumables, cleaning aids , cooling agents etc, preparation of reports and submission for acceptance.

Pipe size above 80 NB to 300 NB

Pipe size greater than 300 NB

Erection of Carbon steel and stainless steel pipe lines : Receipt of free issue materials, Handling from crane pad area (Unloading point ) to erection location, uncrating, preparation of IMIR, de-preservation, study of isometric drawings, cleaning of pipe with oil free compressed air, erection of carbon steel and stainless steel pipelines on permanent supports at various levels and locations, inspection and hydro testing as per drawings and technical specifications. This work also includes identification & marking circuits / loops for hydro testing , preparation of circuit release report, covering pipeline during erection using caps, providing testing arrangements such as headers, hydro testing pumps, SRV,PG, scaffolding, manpower, tools & tackles, consumables, draining and drying of pipelines post hydro test, preparation of reports & as built details and submission for acceptance.

Pipe of size up to and including 80NB

Pipe size greater than 80NB up to and including 300NB

Pipeline of size greater than 300NB

Hermetic penetration on Inner containment, +5.40m floor and outer containment wall

Bellow type hermetic penetrations

Welding of SS pipelines dia up to and including 80NB : Identification of joints, marking, cutting & edge preparation, cleaning of pipe using oil free compressed air, argon purging, fit up, welding of Stainless steel pipes of size up to and including 80NB of various thickness using GTAW process using filler wire issued on free issue basis for butt, fillet and nozzle joints, cleaning the welded joint, visual inspection, as per drawings and technical specifications. This work also includes hydro testing, checking of erected pipe line using video boroscope of 30m length to ensure FME, providing scaffolding, boroscope, man power, tools & tackles, consumables like cleaning consumables , argon gas, preparation of reports & as built drawings and submission for acceptance.

Welding of SS pipelines size greater than 80NB : Identification of joints, marking, cleaning of pipe using oil free compressed air, fit up, argon purging, welding of Stainless steel pipes of various thickness of V - groove / J- groove joint configuration using GTAW and/ SMAW process using filler wire & welding electrode issued on free issue basis , cleaning the weld joint, carrying out visual inspection, preparation of reports & as built and submission for acceptance. This work also includes hydro testing, checking of erected pipe line using video boroscope of 30m length to ensure any FME before valve erection, orifice erection, where ever the direction of pipe changes, providing scaffolding, man power, tools & tackles, cleaning, consumables, argon gas as required for work.

Welding of SS pipe size greater than 80NB up to and including 300NB with wall thickness up to 12mm included

Welding of SS pipe size greater than 80NB up to and including 300NB with wall thickness greater than 12mm up to 20mm

Welding of SS / SS cladded pipe sizes greater than 300NB with thickness up to 16 mm included

Welding of SS / SS cladded pipe sizes greater than 300NB with thickness greater than 16mm up to 40 mm

Welding of CS pipelines dia up to and including 80NB : Identification of joints, marking, cutting & edge preparation, cleaning of pipe using oil free compressed air, fit up, welding of Carbon steel pipes of various thickness using GTAW process using filler wire issued on free issue basis, flange & nozzle weld, cleaning the welded joint, visual inspection as per drawings & technical specifications, preparation of reports and submission for acceptance. This work also includes hydro testing, checking of erected pipe line using video boroscope of 30m length to ensure any FME before valve erection, orifice erection, where ever the direction of pipe changes, providing scaffolding, boroscope, man power, tools & tackles, consumables like cleaning consumables , argon gas for completion of work.

Welding of CS pipelines size greater than 80NB : Identification of joints, marking, cleaning of pipe using oil free compressed air, joint area , fit up ,welding of Carbon steel pipes of various thickness of V - groove / J- groove joint configuration using GTAW and SMAW process using filler wire & welding electrode issued on free issue basis , cleaning the welded joint, inspection as per drawings and technical specifications, preparation of reports and submission for acceptance. This work also includes hydro testing, checking of erected pipe line using video boroscope of 30m length to ensure any FME before valve erection, orifice erection, where ever the direction of pipe changes, providing scaffolding, boroscope, man power, tools & tackles, cleaning consumables, argon gas to complete the work.

Welding of CS pipe size greater than 80NB to 300 NB with thickness maximum up to 12mm included

Welding of CS pipe size greater than 80NB to 300 NB with thickness greater than 12mm

Welding of CS pipe size greater than 300 NB with thickness up to 16 mm included

Welding of CS pipe size greater than 300 NB with thickness greater than 16 mm

Non Destructive Examination (NDE): Radiographic examination, Ultrasonic examination , Dye penetrant examination and Vacuum box testing of the welding joints.

Radiographic Testing of weld joints: Development of procedure & technique sheets, identification & grouping of weld joints, providing & cutting the films to the required dimensions, providing & shifting of radiographic cameras, films, & its accessories, etc to location, placing the joint identification markings on the film cassette, carrying out radiographic examination of the weld joint as per applicable RF codes & standards, drawings and technical specification, processing the films, interpretation of results, preparation of reports and submission for acceptance. This work also includes scanning & digitizing the RT films, uploading the scanned images, providing required software for viewing the images, providing radiography cameras, radiographic sources, establishing storage facilities for RT sources as per AERB guide lines, dark room facility & other processing facilities for processing films, RT film digitizer, RT film storage racks, ISNT/ ASNT level-II qualified personnel, manpower, tools & tackles, consumables as required for the work.

Ultrasonic examination of weld joints: Development of procedure and technique sheets, identification of the joints, shifting the ultrasonic testing machine to the location, flush grinding the weld joint to meet the requirement, cleaning the weld joints, carrying out ultrasonic examination of weld joint by ISNT/ASNT level -II qualified personnel as per the requirements, technique sheet, drawing and technical specification, interpretation, post cleaning, preparation and submission of reports for NPCIL acceptance. This work also includes erection of scaffolding, arranging man power, tools and tackles, calibrated UT testing machine, probes of various configuration, couplants, cleaning consumables like acetone, etc.

Carrying out UT on pipelines

Carrying out UT on straight sections

Dye penetrant examination: Development of procedure , identification of joints , cleaning , carrying out Dye penetrate testing as per the procedure , drawing and technical specification by ISNT/ ASNT level-II qualified personnel, , preparation of reports & submission for acceptance, post cleaning . This work includes providing scaffolding, arranging manpower, tools, tackles, all the DPT consumables of NPCIL approved brands, cleaning consumables.

DPT on pipe & pipe fittings weld joints

DPT of equipment, support & structural welding.

Vacuum box testing of the welding joints of various configurations: Development of procedure, provide vacuum box of various sizes and profiles, identification of the test joints, pre-cleaning , carryout vacuum box testing on weld joints at various locations and elevations by ISNT/ ASNT level-II qualified personnel as per drawing and technical specification, preparation of reports and submission for NPCIL acceptance. This work also includes arranging necessary manpower, erection of scaffolding, vacuum pump, calibrated vacuum gauge , tools tackles & consumables such as cleaning agents etc.

Erection of Valves and Orifices Handling and erection of valves and orifices. Note: Transportation of FIM (Valves and orifices) from ware house to erection site or valve testing shop, valve testing shop to erection site is in the scope of Contractor and payment shall be made through separate item( Common Schedule - A , Item No. - 1.0 ).

Handling, and erection of valves: Receipt of, tested valves at crane pad area, handling, uncrating, segregation of valves, preparation of IMIR, de-preservation of valves, shifting to the required location, cleaning and visual inspection, erection of carbon steel and stainless steel valves of various diameters at various level, elevation & orientation as per drawings and technical specifications. This work also includes providing qualified man power, tools, tackles, erection of scaffolding, cleaning aids such as acetone etc, preparation reports and submission for NPCIL acceptance.

Erection of valves (up to 50NB)

Erection of valves (above 50 to 200NB)

Erection of valves (above 200NB)

Handling, shifting and erection of Orifices: Receipt of free issue material at crane pad area, handling, transportation , uncrating, preparation of IMIR , de-preservation, shifting, cleaning and visual inspection, erection of carbon steel and stainless steel orifice of various diameters in the desired position, elevation & orientation after flushing of circuit as per drawings and technical specification. . This work also includes providing qualified man power, tools & tackles, scaffolding, cleaning consumables and preparation of reports and submission for acceptance.

Pipe Supports: Handling, fabrication and erection of Free Issue pipe supports, visco elastic damper supports, Supply, fabrication, welding and erection of pipe supports. Note: 1. Transportation of FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item ( Common Schedule - A , Item No. - 1.0 ) 2. NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No.- 3.0 ).

Handling, fabrication and erection of pipe supports : Receipt of free issue material at crane pad area, handling, transportation, uncrating, preparation of IMIR, de-preservation, storage, segregation and pre assembly of pipe support members of individual supports such as body of supports, spring assemblies, saddles, guides, hanger rods etc, prefabrication of structural members, grit blasting, supply & application of inorganic zinc silicate primer of thickness of 75 microns DFT, shifting to location, erection, fit up, welding from filler wire and electrode supplied as free issue basis, carrying out visual inspection as per drawings and technical specifications for different sizes of pipes shown below. This work also includes erection of scaffolding, providing manpower, tools & tackles, assembling of spring components, pre setting of springs & locking, correction of springs for final setting before release for commissioning, supply and application of graphite powder between sliding surfaces, arranging cleaning aids such as high quality kerosene / acetone, inspection, preparation of reports and submission for NPCIL acceptance.

Supports for pipes 10NB to 80NB (inclusive)

Supports for pipes 100NB to 300NB

Supports for pipes size DN>=300NB

Supply, fabrication, welding and erection of pipe supports : Supply of Carbon steel structures angle/ flats, beams, channels, BOX sections, rods of various sizes as per IS 808 and material grade as per IS 2062-2011 Grade E-250 Quality-BR, transportation, marking, cutting, grinding, shop welding, grit blasting , supply & application of inorganic zinc silicate primer to required thickness of 75 microns DFT, shifting, erection, fit up, welding, including supply of welding filler wire and electrode , inspection as per drawings and technical specifications. This work also includes providing scaffolding, manpower, tools & tackles, arranging cleaning aids , inspection, preparation of reports and submission for NPCIL acceptance.

Supports for pipes 10NB to 80NB (inclusive)

Supports for pipes 100NB to 300NB

Supports for pipes size DN>=300NB

Handling fabrication and erection of visco elastic damper supports: Receipt of visco elastic damper and structural steel support material at crane pad area, handling, uncrating, preparation of IMIR, de-preservation, storage, prefabrication of support structures including matching flanges which involves marking, cutting, drilling, grinding, fit up & welding, grit blasting, supply and application of inorganic zinc silicate primer to thickness of 75 microns DFT, shifting , erection of prefabricated structure, alignment of bottom and top matching flanges over the erected structure, placing dampers in position, aligning the flange orientation as per marking, removing the placed damper, welding , placing the damper in the final position, carrying out inspection as per drawings and technical specification. This work also includes erection of scaffolding, multiple handling of dampers for adjusting the orientation & alignment, protection of dampers from spilling of oil from the damper, providing manpower, tools & tackles, equipment, consumables, preparation of report and submission for NPCIL acceptance.

Supply, fabrication, welding and erection of pipe support clamps & other pipe support ancillaries like saddles etc. as per drawings, documents and specifications. The scope includes study of drawings, handling, cutting, grinding, drilling, machining, fabrication, welding, inspection, testing, NDE, arrangement of man power, tools & tackles, plant & machinery, consumables including welding electrodes and filler wires and cleaning aids . Shifting of pipe supports to the location, assembly, alignment, pad welding by GTAW, tacking in position, welding of pipe support saddle and its support metal structures, clamps, hangers, installation in design position, inspection/checking of elevation, preparation of reports and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes arrangement of SS shims, man power, temporary support arrangements, scaffolding & platforms, tools & tackles, P&M, consumables (excluding welding filler wire & electrode), cleaning aids etc as detailed in Sec V with acceptance of EIC. Note: NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No.- 3.0 ).

Painting: Supply, transportation and application of epoxy paint on pipe support structures, high temperature paint on Equipment, pipe & support elements, KO921 varnish on Equipment & pipe and primer & epoxy paint on carbon steel pipelines.

Supply and application of epoxy paint on pipe support structures: Supply of epoxy paint such as Apcodur 641 or Apcodur 641CS of Asian paints or protectomastic of Berger paints or any other equivalent paint with prior approval from NPCIL for pipe supports and other structures inside reactor building. This work includes storage, preparation & submission of IMIR for acceptance, cleaning the surface of the pipe support structure, application of two coats of paint using brush over already primed surface of total thickness of 240 - 260 microns (including thickness of primer) at various elevations & locations as per drawings and technical specification. This work also includes providing scaffolding, manpower, necessary tools, tackles, aluminum ladders, cleaning aids, cotton waste, and preparation of report & submission for NPCIL acceptance.

Supply and application of high temperature paint on Equipment, pipe & support elements: Supply & application of high temperature (up to 350 deg C) radiation resistance paint OC51-03 (Russian make) or other equivalent paint meeting high temperature and radiation resistance property with prior approval from NPCIL on equipment, pipe & pipe support inside reactor building. This work includes providing manufacturer test certificate, preparation & submission of IMIR for acceptance, surface preparation of equipment, pipelines and pipe supports by grit blasting, application of two coat paint of thickness 240 - 260 microns as per manufacturer directions at contractor's work shop, touch up painting at site at various elevations and locations. This also includes providing manpower, scaffolding, necessary tools & tackles, aluminum ladders, air compressors, consumables and preparation of report & submission for acceptance.

On equipment ( grit blasting not required)

On pipelines

On Support structures

Supply and application of KO921 varnish on Equipment & piping: Supply & application of KO921 varnish ( or any other equivalent with prior approval from NPCIL ) on equipment and pipelines which are already applied with high temperature radiation resistance paint OC51-03 (Russian make). This work includes providing test certificate, preparation & submission of IMIR for acceptance, cleaning the surface as per manufacturer directions, providing manpower, scaffolding, necessary tools, tackles, aluminum ladders, air compressors, consumables, and preparation of report & submission for acceptance at various elevations and locations.

Supply and application of primer & epoxy paint on carbon steel piping: Supply of epoxy paint such as Apcodur 641 or Apcodur 641CS of Asian paints or protectomastic of Berger paints or any other equivalent paint with prior approval from NPCIL for carbon steel pipelines . This work includes storage, preparation & submission of IMIR for acceptance, surface preparation by grit blasting, supply and application of zinc silicate primer of coating thickness 60-70 microns, application of two coats of paint using brush over already primed surface of total thickness of 240 - 260 microns (including thickness of primer) at various elevations & locations as per drawings and technical specification, providing scaffolding, manpower, necessary tools, tackles, aluminum ladders, cleaning aids, cotton waste, and preparation of report & submission for NPCIL acceptance.

Insulation: Supply and application of hot and cold thermal insulation over the piping and equipments.

Thermal insulation of hot Pipelines and equipments: Supply, transportation and application of thermal Insulation of equipment and piping: Supply of Ceramic fiber insulation blanket mats confirming to IS 15402-2003, Gr. 96, glass fabric of 600 GSM of thickness 0.5 to 0.6 mm, fiber glass thread, Aluminum foil of 0.1 mm thick conforming to IS 737 of designation 19000, H2, stainless steel cladding sheets of 0.5 /0.6/ 0 .7mm thick conforming to SA 240, TP 304 mirror finish No 4 grade, stainless steel wire mesh of material SS304, 1mm pitch x 0.25 wire dia, transportation, storage, pre fabrication of insulation mats wrapped in glass fabrics with stitching as per the sizes, cleaning the surface, wrapping of pre fabricated insulation over the surface as per the drawings and specifications, fixing the spacer / wrapping with SS binding wire, cutting, forming, erection of stainless steel cladding, inspection, submission of reports. This work also includes supply of all ancillaries like bolt, nut washers screws, arranging tools & tackles, scaffolding, manpower , other cleaning consumables such as acetone .

Fixed type insulation:

Supply and application of ceramic insulation of thickness up to 50 MM including cladding

Supply and application of ceramic insulation of thickness of greater than 50mm and up to 100mm(inclusive) (in 2 layer and each layer encased separately using glass cloth) including cladding

Supply and application of ceramic insulation of thickness of greater than 100mm and up to 160mm (inclusive) (in 3 layer and each layer encased separately using glass cloth) including cladding

Removable type insulation:

Supply and application of ceramic insulation of thickness up to 50 MM including cladding

Supply and application of ceramic insulation of thickness of greater than 50mm and up to 100mm (inclusive) (in 2 layer and each layer encased separately using glass cloth) including cladding

Supply and application of ceramic insulation of thickness of greater than 100mm and up to 160mm (in 3 layer and each layer encased separately using glass cloth) including cladding

Aluminium foil: Supply of Aluminum foil of 0.1 mm thick conforming to IS 737 of designation 19000, H2 and application on SS pipes & pipe fittings

Stainless steel cladding : Supply stainless steel cladding sheets of 0.5 /0.6/ 0 .7mm thick conforming to SA 240, TP 304 mirror finish No 4 grade, stainless steel wire mesh of material SS304, 1mm pitch x 0.25 wire dia, marking, cutting, fabrication and application of cladding over identified pipelines and equipments which are already applied with insulation mats as per requirements and technical specification, preparation of reports and submission for acceptance. This work also includes supply of all ancillaries like bolt, nut, washers, screws, arranging tools & tackles, scaffolding, manpower , cleaning consumables such as acetone. Note: The item shall be operated in case of modification works as instructed by the engineer.

Insulation of Passive heat removal system heat exchangers and connected ducting: Procurement, inspection, supply, temporary storage, handling, pre-forming, installation along with all specified ancillary materials for multi layered (4 layers of 50 mm thick) each layer wrapped in glass cloth and installed over PHRS heat exchangers and ducting. Scope includes supply of ceramic fiber blanket of density 64 Kg/cum, supply of glass cloth of 0.50 to 0.6 mm thickness, 600 GSM, support clamps CS/SS of different pipe sizes, with fasteners, galvanized wire mesh of 50 * 50 mm pitch x 2 mm wire dia, zinc coated bracing wire 1.6 mm dia& other ancillaries, supply of heat resistant adhesive tapes and fabrication and application with fixed & removable type insulation in multilayer including other consumables like welding electrode, cleaning agent, anti-corrosive paint etc as per technical specification and working documents. Scope also includes erection & dismantling of scaffolding, arranging required manpower, tools & tackles, supply & application of epoxy paint on carbon steel supporting devices , inspection , preparation and submission of reports,

Cold Insulation of Pipeline and equipment: Supply and Application of External Thermal Insulation on Chilled Water Piping with Closed Cell Class O Nitrile Rubber /EPDM Elastomeric Insulation of 50mm thick, Density 40 - 55 Kg/m3, Thermal Conductivity of 0.037 W/mk at 20 deg Celsius Mean Temp & permeability (µ)≥7000 using manufacturer's recommended Rubber based Adhesive in a blend of solvents, cladding of Class B (GB 8624), Class 0 (BS 476) having a Flammability Index ≤ 5 (AS1530.2) of 350μm in thickness with a total weight ≥500 g/m2 made from a 3-layer composite film of metallic appearance with aluminium intermediate layer and UV protection and having a permanent curl to be applied with 30-50mm overlap using plastic rivets and manufacturer's recommended 50mm PSA Tapes complete as per Specifications. All bends, T-sections and end caps shall be cladded with thermoformed fittings of the same composite covering system. Note: The product shall meet the NPCIL specification including radiation resistance and hence to be tested before ordering.

Thickness up 32mm

Thickness greater than 32 and up to 38

Thickness greater than 38mm and up to 44

Thickness greater than 44mm

Erection of stainless steel temporary piping for flushing arrangement & dismantling: Identification of temporary loop requirements, study of field routing, receipt of material from NPCIL stores, handling, transportation, marking, cutting, edge preparation, fit up, welding and pre fabrication of temporary spools, shifting, erection, fit up and welding (including supply of welding filler wire and electrodes) and inspection as per specification and flushing scheme. This work also includes providing scaffolding, man power, tools, tackles, consumables like argon gas, consumables, obtaining clearance from NPCIL for cutting the erected spool after completion of flushing requirement, shifting the spool outside the building, handling & transporting back to NPCIL store, generating reports and submission for NPCIL acceptance. Note: Transportation of FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0 ).

Erection and welding of O-let/ thermo well lug at erected piping : Identification of pipe spools and O-lets, handling, marking of position & orientation of O-let, arrangement and set up of drilling machine, pilot hole drilling, fit-up of O-let, welding using GTAW process, carrying out visual inspection and carrying out final drilling of O-lets of various sizes ranging from 10NB to 150NB (NB is the branch pipe size connecting to O-let) as per drawings and technical specification. This work also includes arranging necessary manpower, tools, tackles, drilling machine, cleaning agents like acetone , clearing off burrs & foreign material etc, preparation of reports and submission for acceptance. The drilling machine used shall have drill bit locking provision so as to prevent falling of drill bits inside the pipes/equipments. Note: 1.Transportation of FIM from warehouse to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item ( Common Schedule - A , Item No. - 1.0 ). 2. NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No.- 3.0 ).

Structural Works: Supply, fabrication, transportation and erection of carbon steel and stainless steel Metal structures, metal components like shims and packer plates,flanges, stiffeners, tie rods, Fabrication and erection of free issue stainless steel structural work, Dismantling of metal structure and metal platforms, Fabrication, Erection and welding of Stainless steel liner for fuel pool, inspection well , reactor cavity and floors at various elevations: Note: NDE of weld joints as applicable shall be paid through separate item ( NI Schedule - B , Item No. 3.0 ).

Supply, fabrication, transportation and erection of carbon steel Metal structures : Supply of structural steel material conforming to IS 2062, E250, Quality B0 consisting plates/ sheets/ angle/ channel/ beam and various profile as per IS 808, metal gratings, fasteners as per IS 1363 grade 5.6 and grade 8.8 etc, transportation, storage, handling, fabrication, fitup & welding, shifting, erection, site welding, inspection as per drawing and technical specification. This work also includes surface preparation by grit blasting, supply & application of zinc based primer and top coat with epoxy based Apcodur 641 or Apcodur 641CS of Asian paints or protectomastic of Berger paints or other equivalent paint with prior approval from NPCIL for a total DFT of 240-260 microns, providing scaffolding / temporary platforms, wire cutting/machining of seismic stopper plates, man power, tools, tackles, plant and machineries, welding electrodes , other consumables and preparation of reports and submission for acceptance.

Supply, fabrication, grit blasting, primer application and erection of metal structure

Supply, fabrication, grit blasting, primer application and erection of metal gratings

Temporary supports

Equipment supports

Sealing of openings

Stainless steel structural works: Fabrication and erection of free issue stainless steel structural work and Supply, fabrication transportation and erection of stainless steel structural work

Fabrication and erection of stainless steel structural work: Receipt of free issue material , handling, shifting, marking , cutting, forming, fabrication of light duty stainless steel structure, erection, fit up, welding using GTAW / SMAW , inspection as per drawings & technical specification, preparation of reports and submission for acceptance. This work also includes providing manpower, tools & tackles, cleaning agents, welding electrode & filler wire, argon gas, cleaning consumables . Note: Transportation of FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item ( Common Schedule - A , Item No. - 1.0 ).

Supply, fabrication transportation and erection of stainless steel structural work : Supply of stainless steel sheets of 3mm and 5mm thick conforming to ASTM A 240-02a TYPE -321, No 2B finish with IGC tested as per ASTM 262 A – Practice – E , handling, shifting, marking , cutting, forming, fabrication stainless steel structure such as drain collection trays, hand rails, toe guards , erection , fit up, welding using GTAW / SMAW , inspection as per drawings & technical specification, preparation of reports and submission for acceptance. This work also includes arranging manpower, tools, tackles, cleaning agents, welding filler wire & electrode, scaffolding and other consumables etc.

Dismantling of metal structure and metal platforms: Identification of structural platform to be dismantled, carrying out dismantling of the portion of platform / temporary structure by gas cutting with adequate safety precaution, grinding, shifting of dismantled material outside the building, handling, transportation of material to NPCIL stores. This work includes cleaning the debris, providing man power, tools, tackles, material handling equipments & other consumables, preparation and submission of reports for acceptance.

Fixing of Anchor fasteners: Fixing of hilti anchor fasteners using hammer drilling, using diamond core cutting, Sealing of anchor fasteners erected on steel lined areas and Marking and diamond core cutting.

Fixing of Hilti Anchor fasteners using hammer drilling: Drilling, cleaning, fixing and torqueing of Hilti anchor fasteners using hammer drilling in various buildings, at various locations & positions as per drawings and technical specification. This work includes identification, marking, providing hilti machine of various type & capacities, shifting & positioning, tools, tackles, performing drilling using hammer drilling on reinforced concrete by providing qualified operators, providing manpower, cleaning aids, cleaning the area and preparation of reports &submission for acceptance.

HSL Series size up to M12

HSL Series size above M12 to M20

H DA-T series up to size M12

Fixing of hilti anchor fasteners using diamond core cutting : Core Drilling, cleaning, fixing and torqueing of Hilti anchor fasteners using diamond core drilling in various buildings, at various location & positions as per drawings and technical specification. This work includes identification, marking, providing hilti machine of various type & capacities, shifting & positioning, tools, tackles, performing core drilling using diamond core drill bit in reinforced concrete by qualified operators, cleaning , fixing of anchor fastener with required torque, cleaning the area, providing manpower, cleaning aids, preparation of reports and submission for acceptance.

HSL- Series up to size M20

H DA-T Series up to size M12

H DA-T Series Above size M12 to M20

HVU Series M16 to M20

Sealing of anchor fasteners erected on steel lined areas : Identification of location where hilti anchor fasteners are fixed over liner plates, supply of carbon steel sleeve, erection of sleeve , fit up , welding using GTAW/SMAW, inspection, supply and application of hilti sealing compound C601S as per as per drawings and technical specification. This work also includes cleaning, providing tools, tackles, machinery, welding consumables like argon gas, filler wire, manpower etc. preparation of reports and submission for acceptance.

Sleeve dia Up to 1 inch

Sleeve dia above 1 inch

Supply, fabrication and erection of Clean room enclosures inside reactor building: Supply of aluminium sections, PVC panel sheets, vinyl flooring sheets, air conditioners, air curtains, fabrication of components to required sizes, handling, transporting, erection at various elevations with required tolerances for various rooms, fixing of aluminium section frames, PVC panel sheets, vinyl flooring sheets, air conditioners, air curtains etc,. This work also includes supply of all consumables, cleaning agents, arranging man power, plant and machineries, scaffolding etc,. preparation & submission of reports & as built details for NPCIL acceptance.

Supply, fabrication, erection, fixing of aluminium section frames with single partition (aluminium section 4 x 1 3/4 - 2.18mm)

Supply, cut to size, erection and fixing of PVC panel sheets of 10 mm sections and Erection in aluminium frames (side clip PVC panel)

Supply, cut to size and fixing of vinyl flooring sheets, 5 mm thick in the enclosure area

Supply, Erection & Commissioning of 2T inverter air conditioner(Split Type) along with CU-tubing, voltage stabilizer, remote flow control, insulation and frame for outdoor unit installation.

Supply, erection of Air Curtain (4 feet width) along with all accessories

Design approval

Supply, handling, transportation, storage, erection and commissioning of equipment separately for each unit as per approved design.

Operation of air conditioning system with spares for trouble free operation with qualified manpower and maintaining the clean room condition by cleaning and moping at temporary ventilated area on continuous basis.

SS Ducting: Supply of Stainless Steel sheets of 2.00 mm thickness confirming to ASTM A 240-02a TYPE -321 No 2B finish with IGC tested as per ASTM 262 A – Practice – E, storage, preparation of duct/ fitting fabrication drawings including development & cutting drawings for engineer’s acceptance, rolling, cutting of sheets to required size & shape, bending, edge preparation, drilling, weld fit up, TIG welding for fabrication of circular and rectangular ducts & fittings such as bends (including vanes), elbows (including vanes), taps, T-joints (including vanes), reducers of various sizes, collar piece for grill & mesh fixing, exhaust hoods, access doors in the duct etc. erection of ducts & fittings at site, welding using GTAW process, erection on permanent supports as shown in working drawings at various elevations for the items covered under 3.1 and 3.2. This work also includes NDE (DPT) inspection of weld joints as per specification and drawings, arrangement of all tools and tackles, machineries, man power of all categories, consumables welding filler wire. Note: 1.The payment for supply, fabrication and fixing/ erection of flanges, stiffeners, tie rods etc. will be measured and paid separately (NI Schedule - B , Item No. - 10). 2. No separate payment applicable for NDE of this item.

Stainless steel Circular and rectangular duct

Vanes in the Bends/ elbows/ T-joints/ Diffusers of Rectangular sections

Carbon Steel Ducting : Supply fabrication, anti corrosive painting and Erection of Carbon Steel (CS) Ducting: Supply of cold rolled Carbon Steel sheets of thickness 2.00 mm as confirming to IS 513-2008 of designation CR3, storage, preparation of duct/ fitting fabrication, development & cutting drawings for Engineer’s acceptance, rolling, cutting of sheets to required size & shape, bending, edge preparation, drilling, weld fit up, TIG welding for fabrication of circular and rectangular ducts & fittings such as bends, elbows, taps, T-joints, reducers fitted with vanes/ splitters of various sizes, collar piece for grill and mesh fixing, exhaust hoods, access doors in the duct, grid blasting, supply and application of primer minimum 2 coats (min 50 micron thick each coat), and finished painting to obtain final cumulative coat thickness of min DFT 240-250 microns as per specifications, erection of ducts & fittings at site, welding using GTAW process, mounting on permanent supports as shown in working drawings at various elevations described under item no 4.1 and 4.2. This work also includes NDE inspection as per specification and drawings, arrangement of all tools and tackles, machineries, consumables, welding filler wire, manpower of all categories required for execution of work. Note: 1.The payment for supply fabrication and fixing/ erection of flanges, stiffeners, tie rods etc. will be measured and paid separately (NI Schedule - B , Item No. - 10). 2. No separate payment applicable for NDE of this item.

Carbon steel ducting of circular and rectangular section, duct fittings

Vanes/ splitters in the Bends/ elbows/ T-joints/ Diffusers of carbon steel air ducts of Rectangular sections

Stainless steel vent box/ Structures/ Plates for duct/ valves/ equipment supports: Supply of Stainless steel plate of thickness 3 mm, 5 mm, and other thickness as per the drawing meeting ASTM A 240-02a TYPE -321, No 2B finish with IGC tested as per ASTM 262 A – Practice – E, cutting, bending, rolling, edge preparation, drilling, welding, fabrication of vent box panels and erection at various locations of reactor building. The work also involves supply of all welding consumables, nitrile rubber sealing cord up to dia 12mm and arrangement of tools & tackles, manpower for completion of work

Supply, fabrication and erection of Stainless steel vent box

Supply, fabrication and erection of Stainless steel structures for Duct/ Equipment support structure, poison plate, shim plates for equipment etc.

SS and GI Metal mesh: Supply, fabrication and erection of metal mesh over ducting as per the drawings and technical specifications. This work also includes cutting and making opening in the air duct by cutting/ grinding wheel, welding of fabricated metal mesh over the duct as per the specification, arrangement of tools & tackles, machineries, consumables, welding filler wire, manpower required for execution of work

SS 304 Metal mesh of size 10 mm x 10 mm and wire dia 1 mm on SS ducts at various locations

GI coated wire mesh size 10 mm x 10 mm and wire dia 1 mm on CS duct

Supply and erection of instrumentation hole setup (ih) points over SS/ CS ducts/ vent box

Supply and erection of ih. set over SS duct. The work also involves, drilling of hole in duct/ vent box, welding, fixing of bolt, as per WD and specifications.

Supply and erection of ih. set over SS vent box. The work also involves, drilling of hole in duct/ vent box, welding, fixing of bolt, as per WD and specifications.

Supply and erection of ih. setup for carbon steel duct, the work also involves, drilling of hole in duct, welding, fixing of bolt, touchup painting as per WD and specifications.

Thermal Insulation of Air ducts and vent Box: Supply of Ceramic fiber insulation mats, glass fabric of 600 GSM, 0.5 to 0.6 mm thick, fiber glass thread, storage, cutting, stitching, pre fabrication of mats as per the sizes, cleaning of surface, wrapping over the duct as per the drawings and specifications. The work also includes fixing the spacer / wrapping with binding wire, supply of all ancillaries tools & tackles, scaffolding at all levels, manpower, inspection, preparation and submission of as built drawing, reports.

Ceramic Insulation with Aluminum Cladding: The work also includes supply of 0.8 mm thick Aluminum sheet confirming to IS 737 of designation 19000, H2 condition, cutting, pre fabrication, cladding over the insulation matt over the duct, supply of consumables like screws, rivets, aluminum adhesive tapes, sealant of approved make and specification, arranging the fabrication setup for cladding for satisfactory completion of work.

50 mm thick single layer fixed type insulation with 0.1 mm thick Aluminum vapor barrier :

(50 mm x 2 layer) 100 mm thick fixed type insulation

(50 mm x 2 layer) 100 mm thick insulation – Al cladding -Removable type

Ceramic insulation with Stainless Steel Cladding: The work includes supply of 50 mm thick single layer fixed type insulation with SS cladding material confirming to ASTM A 240-02a TYPE -304, one side No 8 mirror finish, SS 304 wire mesh of opening size 1 mm x1 mm, wire dia 0.25 mm, Supply and fixing of aluminum foil of thickness 0.1 mm over the duct/ vent box, adhesive aluminum tape, supply fabrication of SS 304 strip/ pins, welding of cleats/ pins, supply and fixing of ancillaries, binding wire, screws, rivets of material SS 304, supply and application of sealant over the cladding joints, arranging the fabrication setup for cladding for satisfactory completion of work.

Modification in erected SS Ducting: Dismantling of erected duct, fittings, cutting, drilling, re-fabrication as per the modified drawing and re erection at site for following items. This work also involves providing tools & tackles, machineries, manpower, consumables required for execution of work.

Dismantling of erected SS ducting and fittings including the splitters/ vanes, flanges, stiffeners by cutting wheel and depositing as per the instructions of EIC.

Modification/ re-fabrication of SS ducts, fittings with dismantled duct spools including, cutting, grinding, welding as per the WDs, instructions of EIC. The work also includes fabrication and fixing of vanes and splitters in to the bends/ elbows, T-Joints, as per the drawings and technical specifications.

Erection of ducts and fittings at site, grinding, welding inspection as per the drawings and instructions of EIC. Note: No separate measurement / payment will be done for vanes/ splitters which are the part of fittings.

Modification in erected CS Ducting: Dismantling of erected duct, fittings, cutting, drilling, re fabrication as per the modified drawing and re erection at site for following items. The work also involves providing tools & tackles, machineries, manpower, consumables required for execution of work. Note; No separate payment applicable for NDE of this item.

Dismantling of erected carbon steel ducting by cutting/ grinding wheel and depositing the material as per instruction of EIC.

Re fabrication of ducts using dismantled ducting including cutting, grinding, welding, touch up painting.

Erection of Dismantled/ re-fabricated CS duct at site. Note: No separate measurement / payment will be done for vanes/ splitters which are the part of fittings.

NI SCHEDULE -C Erection of equipments, piping, structures, painting, insulation works in Reactor Auxiliary and related buildings

Erection of equipments in Auxiliary buildings: Erection of Static equipments, Rotary equipments, Dismantling , shifting, re-assembly and erection of plate type heat exchangers and Rotary Equipments. Note: 1.FIM (Free Issue Materials) as per the list provided in Module-1 NI Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule - A , Item No. - 1.0 ). 2. Heavy Duty Crane will be provided by NPCIL for handling the equipments (FIM) for unloading and erection at designated erection location as per the list provided in Module-1 NI Package Section-V. 3. NDE of weld joints as applicable shall be paid through separate item ( Common Schedule - A , Item No. - 3.0 ).

Erection of Static equipment : Receipt of free issue materials , handling, uncrating, preparation of IMIR , de-preservation, shifting from crane pad area, lowering & installation in design position, erection including accessories, alignment, fit up, welding using GTAW / SMAW process using filler wire and welding electrode issued on free issue basis and inspection as per drawings and technical specifications. This work also includes cleaning of embedded parts, survey for elevation and horizontality of embedded parts & equipments using optical instruments, verifying nozzle orientation, fastening foundation bolts, nuts, washers to required torque using torque wrench, providing shim plates, painting of welded area of equipment, providing scaffolding, man power, machineries, consumables such as high quality Kerosene/ acetone and other cleaning aids, preparation of reports and submission for acceptance.

Dismantling , shifting, re-assembly and erection of plate type heat exchangers: Receipt of materials , handling, uncrating, preparation of IMIR (incoming material inspection report), de-preservation, site survey, verification of equipment dimensions with respect to dimensions of erection openings, dismantling of equipment in clean room condition at contractors shop, locking with temporary fixtures, covering, lifting, shifting of equipment & its accessories to erection location , positioning of equipment , reassembling, erection & alignment of plate type heat exchangers as per drawings and technical specification. This work also includes providing manpower, tools & tackles, fastening of nuts, washers and bolts to required torque using torque wrench, consumables, preparation of reports and submission for NPCIL acceptance.

Erection of rotary equipment: Receipt of free issue materials, handling, uncrating, preparation of IMIR , de-preservation, shifting, lowering & installation in design position, erection including accessories, alignment, fit up, alignment of rotary equipment, welding using GTAW / SMAW process using filler wire and welding electrode issued on free issue basis and inspection as per drawings and technical specifications. This work also includes cleaning of embedded parts, survey for elevation and horizontality of embedded parts & equipments using optical instruments, verifying nozzle orientation, fastening foundation bolts, nuts, washers to required torque using torque wrench, providing shim plates, painting of welded area of equipment, pump alignment , providing scaffolding, man power, machineries, consumables such as high quality Kerosene/ acetone and other cleaning aids, preparation of reports and submission for acceptance.

Dismantling, shifting, re-assembly and erection of Rotary Equipment : Receipt of materials, handling, transportation to contractor shop, uncrating, preparation of IMIR (incoming material inspection report), de-preservation, verification of equipment dimensions with respect to dimensions of erection openings, dismantling of equipment in clean room condition at contractors shop, locking with temporary fixtures, lifting , shifting of Equipment & its accessories to erection location, positioning of equipment, reassembling, erection and alignment of pumps as per drawings and technical specification. This work also includes providing manpower, tools & tackles, fastening of nuts , washers and bolts to required torque using torque wrench, cleaning, consumables, preparation of reports and submission for NPCIL acceptance.

Dismantling of JNA tank (Cylindrical) by grinding off temporary tack /stitch/root welding of pre-fabricated tank in to suitable segments at contractor's shop, shift to the erection location (Unit-5 UKA), assemble the segments insitu by welding and erection of SS Chemical Solution storage Tank with CS cylindrical support shell in vertical configuration: Issue of FIM, Preparation of IMIR, depreservation, dismantling by talk weld grinding, shifting of dismantled segments to designated erection location, fabrication, fit up, welding, NDE, erection, assembly of all accessories and fittings and testing as per drawing and technical specification. This work also includes providing suitable trolley for shifting dismantled tank body segments through existing passages /door openings, cutting of existing door frame at passage if required by grinding and restoration by welding the door frame, arrangement of handling facility all along the passage as required, scaffolding / temporary platforms and structures as required, man power, tools, tackles, plant and machineries, other consumables and preparation of reports and submission for acceptance. Note: 1. Transportation of FIM shall be paid through separate item ( Common Schedule - A , Item No. - 1.0 ) 2. Welding shall be paid through separate item ( Common Schedule - A , Item No. - 26.3 ) welding electrode and filler wire as applicable shall be free issued by NPCIL or paid through separate item (Common Schedule - A , Item No. - 5 & 6) ). 3. NDE shall be paid through separate item ( Common Schedule - A , Item No. - 3.0 ) Measurement in RM if any shall be converted in to equivalent inchdia.

Erection of Pipe Lines: Cutting and Edge preparation (J-groove/ V-Groove) by using beveling machine for modification of field joints, Erection of Carbon steel and stainless steel pipe lines, Fit up and welding of SS pipelines and CS pipe lines. Note: 1.Transportation of FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item ( Common Schedule - A , Item No. - 1.0 ). 2.NDE of weld joints as applicable shall be paid through separate item ( Common Schedule - A , Item No. - 3.0 ).

Cutting and Edge preparation (J-groove/ V-Groove) by using beveling machine for modification of field joints : Identification of joint, Shifting of pipe beveling machine, setting up for the required configuration, parting off pipe and machining J-Groove/V-groove on one end of CS/SS pipe and inspection as per drawings & technical specification. This work also includes providing beveling machine, scaffolding , removing debris & post cleaning , manpower, cutting tools with required profile, tools & tackles, consumables, cleaning aids , cooling agents etc, preparation of reports and submission for acceptance.

Pipe size above 80 NB to 300 NB

Pipe size greater than 300 NB

Erection of Carbon steel and stainless steel pipe lines : Receipt of free issue materials, handling, transportation, uncrating, preparation of IMIR , de-preservation, study of isometric drawings, cleaning of pipe with oil free compressed air, erection of carbon steel and stainless steel pipelines on permanent supports at various levels and locations, inspection and hydro testing as per drawings and technical specifications. This work also includes identification & marking circuits / loops for hydro testing , preparation of circuit release report, covering pipeline during erection using caps, providing testing arrangements such as headers, hydro testing pumps, SRV, PG, scaffolding, manpower, tools & tackles, consumables, draining and drying of pipelines post hydro test, preparation of reports & as built details and submission for acceptance.

Pipe of size up to and including 80NB

Pipe size greater than 80NB up to and including 300NB

Pipeline of size greater than 300NB

Welding of SS pipelines dia up to and including 80NB : Identification of joints, marking, cutting & edge preparation, cleaning of pipe using oil free compressed air, purging, fit up, welding of Stainless steel pipes of size up to and including 80NB of various thickness using GTAW process using filler wire issued on free issue basis for butt, fillet and nozzle joints, cleaning the welded joint, visual inspection, as per drawings and technical specifications. This work also includes hydro testing, checking of erected pipe line using video boroscope of 30m length to remove FME, providing scaffolding, boroscope, man power, tools & tackles, consumables like cleaning consumables , argon gas, preparation of reports & as built drawings and submission for acceptance.

Fit up and welding of SS pipelines size greater than 80NB : Identification of joints, marking, cleaning of pipe using oil free compressed air, fit up, purging, welding of Stainless steel pipes of various thickness of V - groove / J- groove joint configuration using GTAW and/ SMAW process using filler wire & welding electrode issued on free issue basis , cleaning the weld joint, carrying out visual inspection, preparation of reports & as built and submission for acceptance. This work also includes hydro testing, checking of erected pipe line using video boroscope of 30m length to ensure any FME before valve erection, orifice erection, where ever the direction of pipe changes, providing scaffolding, man power, tools & tackles, cleaning, consumables, argon gas.

Welding of SS pipe size greater than 80NB up to and including 300NB with wall thickness up to 12mm included

Welding of SS pipe size greater than 80NB up to and including 300NB with wall thickness greater than 12mm up to 20mm

Welding of SS / SS cladded pipe sizes greater than 300NB with thickness up to 16 mm included

Welding of SS / SS cladded pipe sizes greater than 300NB with thickness greater than 16mm

Welding of CS pipelines dia up to and including 80NB : Identification of joints, marking, cutting & edge preparation, cleaning of pipe using oil free compressed air, fit up , welding of Carbon steel pipes of various thickness using GTAW process using filler wire issued on free issue basis including flange & nozzle weld, cleaning the welded joint, visual inspection, as per drawings & technical specifications, preparation of reports and submission for acceptance. This work also includes hydro testing, checking of erected pipe line using video boroscope of 30m length to ensure any FME before valve erection, orifice erection, where ever the direction of pipe changes, providing scaffolding, boroscope, man power, tools & tackles, consumables like cleaning consumables , argon gas, preparation of reports & as built drawings and submission for acceptance.

Welding of CS pipelines size greater than 80NB : Identification of joints, marking, cleaning of pipe using oil free compressed air, joint area , fit up ,welding of Carbon steel pipes of various thickness of V - groove / J- groove joint configuration using GTAW and SMAW process using filler wire & welding electrode issued on free issue basis , cleaning the welded joint, inspection as per drawings and technical specifications, preparation of reports and submission for acceptance. This work also includes hydro testing, checking of erected pipe line using video boroscope of 30m length to ensure any FME before valve erection, orifice erection, where ever the direction of pipe changes, providing scaffolding, boroscope, man power, tools & tackles, cleaning consumables, argon gas etc.

welding of CS pipe size greater than 80NB to 300 NB with thickness maximum up to 12mm included

welding of CS pipe size greater than 80NB to 300 NB with thickness greater than 12mm

welding of CS pipe size greater than 300 NB with thickness up to 16 mm included

welding of CS pipe size greater than 300 NB with thickness greater than 16 mm included

Erection of Valves and Erection of Orifices: Erection of valves, Installation of Remote Drive Assemblies (universal coupling arrangement) of Valves, Erection and welding of Stainless steel valves in Embedded floor Trap and erection of Orifices. Note: Transportation of FIM from ware house to erection site or fabrication/testing shop, fabrication/testing shop to erection site is in the scope of Contractor and payment shall be made through separate item ( Common Schedule - A , Item No. - 1.0 ).

Handling, shifting and erection of valves: Receipt of free issue material, handling, uncrating, segregation of valves, preparation of IMIR, de-preservation of valves, shifting to the required location, cleaning and visual inspection, erection of carbon steel and stainless steel valves of various diameters at various level, elevation & orientation as per drawings and technical specifications. This work also includes providing qualified man power, tools, tackles, erection of scaffolding, cleaning aids such as acetone etc, preparation reports and submission for NPCIL acceptance.

Handling, shifting, erection of valves (up to & including 50NB)

Handling, shifting, erection of valves (above 50 to 200NB inclusive)

Handling, shifting, erection of valves (above 200NB)

Handling, shifting and Installation of Remote Drive Assemblies (universal coupling arrangement) of Valve : Receipt of material, handling of remote drive assemblies such as rods, universal coupler, reduction gear, valve position indicator, hand wheel, nuts, bolts, washer, gasket etc from NPCIL stores to contractor store, uncrating, preparation of IMIR , de-preservation, shifting to location, cleaning of embedded part for assembly and installation, welding, inspection of remote drive assemblies, pneumatic testing of annular gap between rod penetration and embedded part, testing for remote drive operation, lubricating and fastening of nuts with required torque, inspection as per drawings and technical specification , preparation of reports and submission for acceptance. This work also includes providing manpower, scaffolding, machineries, consumables, tools and tackles, cleaning aids, etc.

Erection and welding of Stainless steel valves in Embedded floor Trap: Receipt of free issue material, handling, uncrating, preparation of IMIR , de-preservation of valves, storage, shifting , cleaning of embedded traps, cutting & removal of temporary sheet welded in valve location, erection, fit up and welding to the trap body as per drawings & technical specifications, preparation of reports and submission for acceptance. This work also includes providing man power, tools & tackles, arranging cleaning aids such as acetone. Note: NDE of weld joints as applicable shall be paid through separate item ( Common Schedule - A , Item No. - 3.0 ).

Handling shifting and erection of Orifices: Receipt of free issue material, handling, uncrating, preparation of IMIR , de-preservation, shifting, cleaning and visual inspection, erection of carbon steel and stainless steel orifice of various diameters in the desired position, elevation & orientation as per drawings and technical specification, preparation of reports and submission for acceptance. This work also includes providing qualified man power, tools & tackles, scaffolding, cleaning consumables.

Pipe Supports: Fabrication & erection of free issue pipe supports and Supply, fabrication, welding and erection of pipe supports Note: 1.Transportation of FIM from ware house to erection site or fabrication/testing shop, fabrication/testing shop to erection site is in the scope of Contractor and payment shall be made through separate item ( Common Schedule - A , Item No. - 1.0 ). 2.NDE of weld joints as applicable shall be paid through separate item ( Common Schedule - A , Item No. - 3.0 ).

Handling, fabrication and erection of pipe supports : Receipt of free issue material , handling, uncrating, preparation of IMIR, de-preservation, storage , segregation and pre assembly of pipe support members of individual supports such as body of supports, spring assemblies, saddles, guides, hanger rods etc, prefabrication of structural members, grit blasting , supply & application of inorganic zinc silicate primer of thickness of 75 microns DFT, shifting to location, erection, fit up, welding from filler wire and electrode supplied as free issue basis , carrying out visual inspection as per drawings and technical specifications for different sizes of pipes shown below. This work also includes erection of scaffolding, providing manpower, tools & tackles, assembling of spring components, pre setting of springs & locking, correction of springs for final setting before release for commissioning, supply and application of graphite powder between sliding surfaces, arranging cleaning aids such as high quality kerosene / acetone, inspection, preparation of reports and submission for NPCIL acceptance.

Fabrication & erection of small bore pipe supports (10NB to 80NB)

Fabrication & erection of pipeline supports for pipe size 80NB to 300NB

Fabrication & erection of pipeline supports for pipe size DN>=300NB

Supply, fabrication, welding and erection of pipe supports : Supply of Carbon steel structures such as angle/ flats, beams, channels, plates, box sections, rods of various sizes as per IS 808 and material grade as per IS 2062-2011 Grade E-250 Quality-BR, marking, cutting, grinding, shop welding, grit blasting , supply & application of inorganic zinc silicate primer to required thickness of 75 microns DFT, shifting, erection, fit up, welding, including supply of welding filler wire and electrode , inspection as per drawings and technical specifications. This work also includes providing scaffolding, manpower, tools & tackles, arranging cleaning aids , inspection, preparation of reports and submission for NPCIL acceptance.

Supports for pipes 10NB to 80NB (inclusive)

Supports for pipes 100NB to 300NB

Supports for pipes size DN>=300NB

Supply, fabrication, welding and erection of pipe support clamps & other pipe support ancillaries like saddles etc. as per drawings, documents and specifications. The scope includes study of drawings, handling, cutting, grinding, drilling, machining, fabrication, welding, inspection, testing, NDE, arrangement of man power, tools & tackles, plant & machinery, consumables including welding electrodes and filler wires and cleaning aids . Shifting of pipe supports to the location, assembly, alignment, pad welding by GTAW, tacking in position, welding of pipe support saddle and its support metal structures, clamps, hangers, installation in design position, inspection/checking of elevation, preparation of reports and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes arrangement of SS shims, man power, temporary support arrangements, scaffolding & platforms, tools & tackles, P&M, consumables (excluding welding filler wire & electrode), cleaning aids etc as detailed in Sec V with acceptance of EIC. Note: NDE of weld joints as applicable shall be paid through separate item ( Common Schedule - A , Item No. - 3.0 ).

Painting: Supply and application of epoxy paint on pipe support structures and Supply and application of primer & epoxy paint on carbon steel pipelines.

Supply and application of epoxy paint on pipe support structures: Supply of epoxy paint such as Apcodur 641 or Apcodur 641CS of Asian paints or protectomastic of Berger paints or other equivalent paint with prior approval from NPCIL for pipe support structures. This work includes storage, preparation & submission of IMIR for acceptance, cleaning the surface of the pipe support structure, application of two coats of paint using brush over already primed surface of total thickness of 240 - 260 microns (including thickness of primer) at various elevations & locations as per drawings and technical specification. This work also includes providing scaffolding, manpower, necessary tools, tackles, aluminum ladders, cleaning aids, cotton waste, and preparation of report & submission for NPCIL acceptance.

Supply and application of primer & epoxy paint on carbon steel pipelines : Supply of primer, epoxy paint such as Apcodur 641 or Apcodur 641CS of Asian paints or protectomastic of Berger paints or other equivalent paint with prior approval from NPCIL for carbon steel pipelines. This work includes storage, preparation & submission of IMIR for acceptance, surface preparation by grit blasting and application of zinc silicate primer, application of two coats of paint using brush over already primed surface of total thickness of 240 - 260 microns (including thickness of primer) at various elevations & locations as per drawings and technical specification, providing scaffolding, manpower, necessary tools, tackles, aluminum ladders, cleaning aids, cotton waste, and preparation of report & submission for NPCIL acceptance.

Supply and application of fixed and removable type thermal Insulation on equipment and piping: Supply of Ceramic fiber insulation blanket mats confirming to IS 15402-2003, Gr. 96, glass fabric of 600 GSM of thickness 0.5 to 0.6 mm, fiber glass thread, Aluminum foil of 0.1 mm thick conforming to IS 737 of designation 19000, H2, aluminium cladding sheets of 0.8mm thick, transportation, storage, pre fabrication of insulation mats wrapped in glass fabrics with stitching as per the sizes, cleaning the surface, wrapping of pre fabricated insulation over the surface at all building, location and elevations as per drawings and technical specifications. This work also includes fixing the spacer / wrapping with SS binding wire, cutting, forming, erection of aluminum cladding, inspection, supply of all ancillaries like bolt, nut washers screws, arranging tools & tackles, scaffolding, manpower, cleaning consumables such as acetone and preparation of reports and submission for acceptance .

Fixed type insulation

Supply and application of ceramic insulation with aluminium cladding for thickness up to 50 MM

Supply and application of ceramic insulation (in two layer each layer encased in glass cloth) with aluminium cladding for thickness greater than 50 MM and up to 100mm inclusive

Supply and application of ceramic insulation (in three layer each layer encased in glass cloth) with aluminium cladding for thickness greater than 100 MM and up to 160mm inclusive

Removable type insulation

Supply and application of ceramic insulation with aluminium cladding for thickness up to 50 MM

Supply and application of ceramic insulation (in two layer each layer encased in glass cloth) with aluminium cladding for thickness greater than 50 MM and up to 100mm inclusive

Supply and application of ceramic insulation (in three layer each layer encased in glass cloth) with aluminium cladding for thickness greater than 100 MM and up to 160mm inclusive

Supply and application of aluminium foil

Supply of Aluminium cladding Sheets: Supply of aluminium cladding sheets of 0.8 mm thick conforming to IS 737 of designation 19000, H2, marking, cutting, fabrication and application of cladding over identified pipelines and equipments which are already applied with insulation mats as per requirements and technical specification. This work also includes supply of all ancillaries like bolt, nut washers screws, arranging tools & tackles, scaffolding, manpower , other cleaning consumables and preparation of reports and submission for acceptance. Note: This item will operated on the instruction of engineer for the work such as modification / rectification only.

Handling, erection of Refractory Insulation : Receipt of free issue material, handling, transportation, preparation of IMIR, storage, shifting, taking measurements, preparation of layout & trial assembly of bricks, cutting bricks to dimensions as per layout, erection of refractory bricks, filling gaps with the ceramic insulation, kawool paper, cera boards, mixing and application of mortar to required thickness and inspection as per drawing & specification , preparation and submission of reports for acceptance for incinerator in UKS building . This work also includes providing manpower, scaffolding, tools & tackles, machinery, cleaning agents, ventilation arrangement.

Cold Insulation of Pipeline and equipment: Supply and application of external Thermal Insulation on Chilled Water Piping with Closed Cell Class O Nitrile Rubber / EPDM Elastomeric Insulation of 50mm thick, Density 40 - 55 Kg/m3, Thermal Conductivity of 0.037 W/mk at 20 deg Celsius Mean Temp & permeability (µ)≥7000 using manufacturer's recommended Rubber based Adhesive in a blend of solvents, cladding of Class B (GB 8624), Class 0 (BS 476) having a Flammability Index ≤ 5 (AS1530.2) of 350μm in thickness with a total weight ≥500 g/m2 made from a 3-layer composite film of metallic appearance with aluminium intermediate layer and UV protection and having a permanent curl to be applied with 30-50mm overlap using plastic rivets and manufacturer's recommended 50mm PSA Tapes complete as per Specifications. All bends, T-sections and end caps shall be cladded with thermoformed fittings of the same composite covering system.

Thickness up to 32mm

Thickness greater than 32mm and up to 38mm

Thickness greater than 38mm and up to 44mm

Thickness greater than 44mm

Erection of stainless steel temporary piping for flushing arrangement & dismantling: Identification of temporary loop requirements, study of field routing, Identification of material required, collection of material from NPCIL stores, handling, transportation, marking, cutting, edge preparation, fit up, welding and pre fabrication of temporary spools, shifting, erection, fit up and welding (including supply of welding filler wire and electrodes) and inspection as per specification and flushing scheme. This work also includes providing scaffolding, man power, tools, tackles, consumables like argon gas, obtaining clearance from NPCIL for cutting the erected spool after completion of flushing requirement, shifting the spool outside the building, handling & transporting back to NPCIL store, generating reports and submission for NPCIL acceptance. Note: Transportation of free issue flushing circuit materials from stores and its return back to stores is included and no separate payment is applicable for transportation.

Structural Works: Supply, fabrication and erection of carbon steel and Stainless Steel Metal structures, Fabrication and erection of Free issue stainless steel structural work and dismantling of metal structure and metal platforms. Note: NDE of weld joints as applicable shall be paid through separate item ( Common Schedule - A , Item No. - 3.0 ).

Supply, fabrication and erection of carbon steel Metal structures : Supply of structural steel material conforming to IS 2062, E250, Quality BR consisting plates/ sheets/ angle/ channel/ beam and various profile as per IS 808, metal gratings, fasteners as per IS 1363 grade 5.6 and grade 8.8 etc, transportation, storage, handing, fabrication, fit up & welding, shifting, erection, site welding, inspection as per drawing and technical specification. This work also includes surface preparation by grit blasting, supply & application of zinc based primer and top coat with epoxy as per approved painting system for a total DFT of 240-260 microns, providing scaffolding / temporary platforms, wire cutting/machining of seismic stopper plates, man power, tools, tackles, plant and machineries, welding electrodes , other consumables and preparation of reports and submission for acceptance.

Supply, fabrication, erection and painting of metal structure

Supply, fabrication, erection and painting of metal gratings

Stainless steel structural works

Fabrication and erection of stainless steel structural work: Receipt of free issue material, handling, shifting, marking , cutting, forming, fabrication of light duty stainless steel structure, erection, fit up, welding using GTAW / SMAW, inspection as per drawings & technical specification. This work also includes providing manpower, tools & tackles, cleaning agents, welding electrode & filler wire, cleaning consumables and preparation of reports and submission for acceptance. Note: Transportation of FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item ( Common Schedule - A , Item No. - 1.0 ).

Supply, fabrication and erection of stainless steel structural work : Supply of stainless steel sheets of 3mm and 5mm thick conforming to ASTM A 240-02a TYPE -321, No 2B finish with IGC tested as per ASTM 262 A – Practice – E , handling, shifting, marking , cutting, forming, fabrication stainless steel structure such as drain collection trays, hand rails, toe guards , erection , fit up, welding using GTAW / SMAW, inspection as per drawings & technical specification. This work also includes arranging manpower, tools, tackles, cleaning agents, welding filler wire & electrode, scaffolding and other consumables preparation of reports and submission for acceptance.

Passivation of stainless steel pipe & pipe fittings and SS liner: Identification, obtaining clearance for passivation from NPCIL, handling, shifting, carrying out pickling, passivation, inspection as per drawings and technical specification, preparation of reports and submission for acceptance of erected piping and liners. This work also includes supply of chemicals & passivation facility, cleaning agents, inspection chemicals, manpower etc. Note: DM water will be issued on free of charge basis based on the request from contractor. Collection and transportation is in the scope of contractor

Passivation at contractor shop

Passivation in-situ

Passivation in-situ

Re-orientation of equipment for flushing works: Identification of equipment for re-orientation for providing flushing arrangements, dismantling the equipment connections, handling, re-orienting the equipment, release for flushing, obtaining clearance for normalizing, normalizing the equipment, alignment as per the original position, marking, cutting & placing gaskets in position, fastening to required torque using torque wrench, inspection as per drawings and technical specification. This work also includes providing man power, hand tools, tackles, cleaning agents as required for work.

Nickel gasket replacement and loading of sorbent in filters: Clearing the recesses, lifting the hatch, chipping of concrete if required for clearing the recesses, smoothening the surface after chipping, unscrewing the bolts using hydraulic torque wrench, opening the filter cover, receipt of material such as sorbent & Nickel gasket from NPCIL stores, sieving the sorbent to the required size, shifting the sorbent to the location, loading the sorbent into the filter, replacing Nickel gasket, closing the filter cover, tightening of bolts up to required stud elongation by using the hydraulic torque wrench as drawings and technical specification, preparation of reports and submission for acceptance. This work also includes providing manpower, tools & tackles, hydraulic power pack, cleaning and other consumables.

Charcoal Loading and sealing in Gaseous filters: Receipt of free issue material (charcoal bags), obtaining clearance from NPCIL, handling filters (Weight of filter casing will be measured in relevant BOQ item), cleaning, drying, inspection, loading of charcoal in sequence to achieve required compactness, inspection, sealing by welding as per the working drawings and technical specification, preparation of reports and submission for acceptance. This work also includes providing necessary qualified manpower, material handling equipment, scaffolding other tools & tackles etc. Note: Transportation of FIM from warehouse to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (ommon Schedule - A , Item No. - 1.0 ).

Protection of stainless steel liner surfaces: Supply of natural rubber of various thickness, taking the field measurements, cutting to required dimensions & profile, shifting the material to the required location, laying on the stainless steel liner surfaces in Reactor building and Reactor auxiliary buildings, inspection as per technical specifications and drawings. This work also includes providing manpower, tools , tackles, adhesive materials, preparation reports and submission for acceptance.

Natural / SBR sheets of 10mm thick

Natural / SBR sheets of 6mm thick

Natural / SBR sheets of 3mm thick

Protection of electrical valve actuators: Supply of high temperature, fire & water resistant, double sided silicon rubber coated fabric of various thickness, transportation, storage, taking field measurements of valve electrical actuators & other equipment, marking, cutting to the required shape & sizes, stitching using high temperature PTFE coated glass fabric thread, supply and application of compatible adhesive sealant, providing tying rope, shifting, covering the valves actuators and other equipments as per technical specification and drawings. This work also includes providing manpower, tools, tackles, adhesive materials, preparation reports and submission for acceptance.

2 side silicon coated rubber sheet of thickness up to 0.5mm thick

2 side silicon coated rubber sheet of thickness above 0.5mm thick to 1mm ( inclusive)

Electrical Operation of valve: Identification of valve, checking the IR value of valve, electrical termination with temporary power supply, test operation of valve for smooth opening and closing and inspection as per the requirements and specification, preparation of reports and submission for acceptance. This work also includes supply & operation of local power supply cum portable kit, establishing power supply from the main panels, providing electrical termination, hand tools & measuring instruments with qualified electrician & other man power, cleaning agents scaffolding etc.

TSS SCHEDULE-A Erection of Turbines, Generator, Condensers in Turbine Building

Cross over piping : Welding of Cross over piping, Erection of Cross over piping and Erection of Cross over pipe supports. Note: 1.FIM (Free Issue Materials) as per the list provided in Module-2 TSS PAckage Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item ( Common Schedule-A, Item No.-1.0). 2.NDE will be paid separately through separate Item (Common Schedule-A, Item No.-3.0)

Welding of Cross over piping : Handling, edge correction (for pipe spools issued with prepared edges), edge preparation, fit up, welding using GTAW/ SMAW process, NDE, FME inspection, preparation of reports as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes joint identification & marking by engraving/punching, preparation of welding inspection report (WIR), temporary support arrangements, scaffolding & platforms, man power, P&M, tools & tackles, all consumables ( excluding welding filler wires & electrode etc as detailed in Sec V. Note : 1. Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment shall be applicable. 2.Edge preparation will be paid separately through separate Item (TSS Schedule-C, Item No-7.0)

Welding of SS Cross over piping

Welding of CS Cross over piping

Erection of Cross over piping : Identification of pipe spool & bellows, handling, removal of blank, cutting, erection and alignment of CS and SS crossover piping, FME inspection, release of springs, removal of transportation locks, preparation of erection reports, as built drawings and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC The scope includes temporary support arrangements, scaffolding & platforms, man power, P&M, tools & tackles, all consumables( excluding welding filler wire & electrode ) etc detailed in Sec V. Note: Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment shall be applicable.

Erection of Cross over pipe supports : Identification of pipe supports, handling, depreservation, blue matching of support base seating surfaces, assembly, alignment, checking of elevation & location, pre-assembly of spring units, hangers, compression of spring supports, machining of spacers, erection and welding of pipe supports, saddle, NDE, release of springs, preparation of support erection report as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes temporary support arrangements, scaffolding & platforms, man power, P&M, tools & tackles, all consumables ( excluding welding filler wire & electrode) etc as detailed in Sec V. Note: Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment shall be applicable.

Erection & Assembly of valve blocks: Handling, de-preservation, identification, installation in design position , grouting, alignment, fit-up, welding, valve erection, disassembly, removal of internals, measurements, blue matching internal seal welding for HP valve blocks, assembly, torque tightening, erection of servomotor and coupling of valves/block and servomotors, NDE of seal welding , FME, box up, mounting of all accessories, preparation of valve erection reports and carrying out all works as per manufacturer drawings, log sheets, documents and specifications with acceptance of EIC. The scope includes temporary support arrangements, scaffolding & platforms, man power, P&M, tools & tackles, all consumables ( excluding welding filler wire & electrode) etc as detail in Sec V. Note : 1. Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables. 2. CS pipe welding with valve block and its NDE & Grouting will be paid separately through separate Item (TSS Schedule-C, Item No.-1.0, Common Schedule-A, Item No-3.0, & Common schedule-B, item No.-6.0) respectively. 3.FIM (Free Issue Materials) as per the list provided in Module-2 TSS Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from warehouse to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule-A, Item No.-1.0 ).

Valve blocks with seal welding (HP valve Block)

Valve blocks without seal welding (LP, MSR heating steam supply and dump valves, BRU-K):

Valve blocks without seal welding & with blue matching (Stop valves of TDFP)

Erection & Assembly of Generator and Excitation system : Handling, depreservation, erection & assembly of 1000 Mwe Generator and Excitation system, excitation transformer (2 x160 KVA), foundation plate, bearing pedestal, generator stator, stator end parts, hydrogen coolers, end shield, rotor, hydrogen seal body assembly, neutral pole transformers, neutral terminals, terminal bushings, exciter magnetic system (stator), exciter coolers, flexible connectors and Teflon hoses, current carrying wedges, exciter armature, bank of resistors, electrical panels, junction boxes, instruments etc. The scope includes inspection of work front, preparation of foundation, blue matching, centering of stator, fixing of trunion plates, erection & assembly of generator components, alignment, torque tightening, hot water rinsing of terminal bushes, installation of permanent pads, grouting, assembly of rail, bogie & rotor insertion, hydro test and erection of coolers, FME inspection, box up of generator, exciter & bearings, hydrogen seal body centering, reaming, honing, alignment & coupling of generator rotor with exciter rotor and torque tightening, generator phase linking with IP bus duct, welding, performing all tests like KLT of bearing pedestal, seal body hydro test of emergency oil tank, terminal bushings, flexible connectors & Teflon hoses, stator windings, hot water rinsing of terminal bushes, HV test of stator, rotor terminal bushings, purge test, air hold test of stator & all other erection checks, pendulum check of rotor, electrical tests like d.c. resistance and a.c. impedance, electrical strength tests, contact resistance test, half-wave reverse voltage test etc, measurement of insulation resistance (IR), gas-tightness test, air gap check, mounting of accessories, copper tubing of refrigeration unit (MKG) with refrigerant filling & leak testing, preparation of reports, obtaining CEA clearance and work completion as per manufacturer drawings, documents, log sheets and specifications with acceptance of EIC. Scope includes supply of temporary support arrangements, scaffolding & platforms, man power, torque wrench, P&M, tools & tackles, taper wedges, heaters, measuring instruments, HV test setup, blanks, all consumables (excluding welding filler wire & electrode) etc as detailed in Sec V. Note: 1. For lifting of stator, 180T +180T crane and evener beam will be provided by NPCIL. For threading in and out of rotor web slings of suitable length and capacity shall be arranged by the contractor. 2. All NDE will be part of scope of work and no separate payment shall be made. 3. Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment shall be applicable. 4. FIM (Free Issue Materials) as per the list provided in Table-5, section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item(Common Schedule-A, Item No.-1.0).

Erection of sheathing covers (Noise enclosures) for Turbine, Generator & Exciter : Identification, marking, handling, pre & final assembly, welding, bolting, trial installation, welding of support brackets, fixing of entry doors, electrical lighting & fixtures, laying of cables and other electrical fittings, removal of sheathing for insulation work and final installation/erection, preparation of reports and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes providing temporary support arrangements, scaffolding & platforms, man power, P&M, tools & tackles, all consumables (excluding welding filler wire and electrodes) etc as detailed in Sec V. Note: 1. FIM (Free Issue Materials) as per the list provided in Module-2 TSS Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule-A, Item No.-1.0 ). 2. Insulation will be paid separately through separate Item (TSS Schedule-E, Item No.-1.0). 3. Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables& no separate payment shall be applicable.

Erection & Assembly of MSR: Handling, de-preservation, inspection of work front, tilting of separator and reheater, erection, assembly, alignment, fit up and welding of sector plates on packers, Moisture separator, Reheater, steam chamber-in-assembly, segregator, thrust pads, sector plate and gusset plates, installation of foundation bolts, leveling, verticality check, pocket grouting, cutting, grinding, removal of thrust pads, lifting lugs, anchor plate matching, torque tightening of foundation bolts, grouting of foundation bolt and frame, shell side hydro test of equipment with chemical addition, draining, neutralizing, drying by hot air, NDE including digitization of RT films, FME box up, preparation of reports and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. Scope includes supply of packer plates and shims including temporary support and tilting arrangements, scaffolding & platforms, man power, P&M, tools & tackles, all consumables (excluding welding electrodes and filler wires) etc as detailed in Sec V. Note: 1. Tilting of separator and reheater before lifting shall be done by using NPCIL's heavy duty crane and Contractor's mobile crane. 2. Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables. 3. Grouting and NDE will be paid separately through separate Item (Common Schedule-B, Item No.-6.0, and Common Schedule-A, item No.-3.0) respectively. 4.FIM (Free Issue Materials) as per the list provided in Module-2 TSS Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item ( Common Schedule-A, Item No.-1.0).

Erection & Assembly of Turbine drive Unit for Feed pump: Handling, inspection of work front, taking over foundation, survey using total station, marking, axis & slope checking, leveling, blue matching, supply and installation of packers, KLT of bearing pedestal, depreservation, filling of base frame with concrete including welding of reinforcement rods, cold phospatizing of base frame, blue matching of mating surfaces, application of steam sealing compound on the flange surfaces & torque tightening, measurement & installation of keys, installation of bearings, erection & assembly turbine components like turbine casing, bearing, rotor, reduction gear box etc., centering of all internal components, flow path clearance, measurement of clearances, run out, thrust collar face out, axial float, load balancing of cylinders, measurement of turbine deck spring lengths, concreting of foundation bolts & base frames, erection of shaft turning gear system, governing system components and coupling of turbine rotor with reduction gear box, drilling & dowelling, removal of bearing covers & turbine casing, response check of Instruments, FME inspection, oil flushing, box up of turbine, tightening of turbine studs by induction heating, deck floating, mounting of accessories like TSI & other instrumentations, sensors, field panels, Junction Boxes, turbine rolling on barring gear, preservation, welding, NDE, Oil flushing of pedestals and carrying out all works as per manufacturer drawings, log sheets, documents and specifications with acceptance of EIC. Scope includes supply of temporary support arrangements, scaffolding & platforms, man power, P&M, hydraulic torque wrenches, taper wedges, other tools & tackles, all consumables (excluding welding filler wire & electrode) etc as detailed in Sec V. Note: 1. NPCIL will provide Turbine building 20/5 T EOT crane for erection of Turbine drive, however the contractor shall deploy qualified and experienced EOT Crane operator. 2.Preparation of steam mastic compound is in the scope of the contractor. 3. Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables. 4. NDE, Concreting and Deck Floating will be paid separately through separate Item (Common schedule-A, Item No.-3.0, Common Schedule-B, Item No.-2.0 and TSS Schedule-A, Item No- 8.0) respectively. 5.FIM (Free Issue Materials) as per the list provided in Module-2 TSS Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule-A, Item No.-1.0).

Deck floating of Main Turbine, TDFP, EDFP and AFP : Supervision by M/s. GERB Representative for releasing of Vibration Isolation system of Main Turbine, TDFP, EDFP and AFP foundation decks & providing manpower assistance for deck floating which includes activities like making arrangements for visit of M/s.GERB representative co-ordination, removal of cover plates installed earlier around the concrete deck by cutting, grinding and chipping by chiseling, cleaning of the annular space around the concrete deck and removal & disposal of debris, cleaning of all vibroisolator spring units and its concrete slab, erection of proper scaffolding as required for vibroisolator cleaning, spring height measurement during various stages of erection and releasing of springs with the addition/deletion of shims etc, preparation & submission of reports, work procedures, QAP etc and work completion as as per manufacturer drawings, documents, log sheets and specifications with acceptance of EIC. Scope includes supply arrangement of necessary tools, tackles, plant and machinery, shims, consumables, PPE's etc as detailed in Sec V. Note: 1. NPCIL scope of work is limited to the erection of Vibro-isolators. 2. Contractor shall note that for deck floating , the Supervision by M/s. GERB Representative, hi visits and manpower assistance with tools and tackles will be paid in the following sub items.

Supervision by M/s. GERB Representative : Note: Deployment of One GERB Representative for one day is considered as one operation-day and includes Accommodation and local conveyance.

Travelling expenses on visit basis (Nos.): Note: To and fro travelling expenses by One GERB Representative is considered as one Visit.

Manpower assistance for deck floating: Note: One operation-day means deployment of 1 skilled, 2 semi skilled and 2 unskilled manpower for 8 hrs in a day including all tools, tackles and scaffolding.

Erection & Assembly of Main condensers : Handling, depreservation, fabrication, erection & assembly of main condenser set (3 condensers per Unit is called one set), spring units, condenser sub-assemblies like hot well and collector, sidewall, front and rear walls, tube support plate assembly, tube sheets, titanium tubes, lower dome assembly with LPH-1, upper dome assembly, water boxes, instruments which includes inspection of work front, taking over foundation, blue matching, welding of main condenser assemblies, providing nozzles, alignment of tube holes, titanium tube installation, trimming, facing, titanium tube rolling, welding of tube with tube sheet by orbital TIG welding, mock -up tests, pneumatic testing of tubes and tube to tube sheet joint, condenser neck welding with turbine exhaust, KLT, DPT, arrangements and hydrofill test of shell side with ammonia addition, draining & drying, waviness check of tubes, hot well cleaning, mounting of accessories, FME inspection and box up of condenser, all erection checks and measurements, clean room conditions for tubing works, protection of tubes by suitable means at upper dome, preparation of reports and work completion as per manufacturer drawings, documents, log sheets and specifications with acceptance of EIC. Scope includes supply of temporary support arrangements pilot heads, metallic sheets for tube protection, packer plates, scaffolding & platforms, man power, torque wrench, screw jacks, P&M, tools & tackles, testing equipments, all consumables (excluding welding filler wire & electrode) etc as detailed in Sec V. Note: 1. For all the temporary structures, contractor shall supply all the materials including welding electrodes and consumables. 2.All NDE will be part of scope of work and no separate payment shall be made. 3.FIM (Free Issue Materials) as per the list provided in Module-2 TSS Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule-A, Item No.-1.0). 4. Heavy Duty Crane will be provided by NPCIL for handling the equipments FIM for unloading and erection at designated erection location as per the list provided in Module-2 TSS Package Section-V.

Erection & Assembly of TDFP condensers : Handling, depreservation, erection & assembly of TDFP condenser set (1 condenser per TDFP called one set and 2 sets per Unit), spring units, reducer, inlet and outlet transition pieces, instruments which includes inspection of work front, preparation of foundation, installation of base frame, foundation bolts, grouting, alignment, welding of transition piece, reducer with condenser and turbine exhaust, spring supports, NDE including digitization of RT films, temporary arrangements and hydrofill test of shell side with ammonia addition, draining & drying, hot well cleaning, mounting of accessories, FME inspection and box up of condenser, all erection checks and measurements, protection of tubes by suitable means, preparation of reports and work completion as per manufacturer drawings, documents, log sheets and specifications with acceptance of EIC. Scope includes temporary support arrangements, scaffolding & platforms, man power, metallic sheets for tube protection, packer plates torque wrench, screw jacks, P&M, tools & tackles, all consumables (excluding welding filler wire & electrode) etc as detailed in Sec V. Note: 1. For all the temporary structures, contractor shall supply all the materials including welding electrodes and consumables. 2. Grouting and NDE will be paid separately through separate Item (Common schedule-B, Item No.- 6.0 & Common schedule-A, item No.-3.0) respectively. 3.FIM (Free Issue Materials) as per the list provided in Module-2 TSS Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule-A, Item No.-1.0). 4. Heavy Duty Crane will be provided by NPCIL for handling the equipments FIM for unloading and erection at designated erection location as per the list provided in Module-2 TSS Package Section-V.

Cleaning of Condenser hot well : Opening/ closure of manholes, inspection, bulk cleaning of condenser internals, structures under the tube bundles and hot wells of all condensers for removal of corrosion products/debris, water mopping, nozzle cleaning with air, FME, preparation of reports with adequate number of manpower including all consumables, tools & tackles, cleaning aids, scaffolding & platforms for cleaning activities as detailed in Sec V with acceptance of EIC.

Main Condenser Hot well- 3 nos per Unit (1 operation means cleaning all three condensers)

TDFP Condenser Hot well -2 nos per unit (1 operation means cleaning all two condensers)

TSS SCHEDULE-B Erection of equipments in Turbine building (other than TSS Schedule A), Pump house and other related buildings and structures

Erection of Main feed and Booster pump: Handling, depreservation, inspection of work front, surface preparation on seating areas by blue matching, erection of foundation frame, fixing of foundation bolts, erection of pumps on foundation, leveling, machining of packers, disassembly and reassembly of bearings, inspection of bearing & pump components, checking of clearances, dry packing & grouting of foundation bolts, concreting of base frames & pylons, removal of transportation lock, alignment, coupling of pump with turbine drive unit, flange connections, doweling, erection checks and measurements of main feed and booster pump, mounting its accessories/instruments, deck floating, preservation & work completion, preparation of reports as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes supply of temporary support arrangements, packer plates, shims and wedge jacks/ taper wedges, oil, scaffolding & platforms, man power, torque wrench, P&M, tools & tackles, all consumables as detailed in Sec V. Note : 1. NPCIL will provide 20/5 T EOT crane for erection of main feed and booster pumps, however the contractor shall deploy qualified and experienced EOT Crane operator. 2. Deck floating, concreting and grouting will be paid separately through separate Item (TSS Schedule-A, item No.-8.0, Common Schedule-B, Item No.-2.0 and 6.0) respectively.

Electric driven and Auxiliary Feed Pumps: Erection of Electric driven Feed Pump, Erection of Auxiliary Feed Pump, Erection of Condensate extraction (LCB) & transfer (LCT) pumps, Erection of Hydro turbine driven pump (LCS) (Vertical), Erection of Rotary Equipments (Vertical), Erection of PUL Pumps (Vertical) , Erection of other Rotary equipments and Erection of Dewatering Pumps. Note: FIM (Free Issue Materials) as per the list provided in Table-5, section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule-A, Item No.-1.0)

Erection of Electric driven Feed Pumps: Handling, depreservation, inspection of work front, surface preparation on seating areas by blue matching, erection of foundation frame, erection of pump & motor on foundation, leveling, fixing of foundation bolts, dry packing & grouting of foundation bolts, concreting of base frames & pylons, removal of transportation lock, alignment, deck floating, dismantling & hydro test of motor coolers, insertion of coupling by heating, coupling of shafts (pump & motor), flange connections, doweling, assembly of bearings, tack welding, erection checks and measurements of Electric driven feed pumps and its motors and mounting its accessories/instruments, motor coolers, inspection of bearings, preservation & work completion, preparation of reports as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes supply of temporary support arrangements, oil bath heating arrangements, oil, packer plates, shims and wedge jacks/taper wedges, scaffolding & platforms, man power, torque wrench, P&M, tools & tackles, all consumables as detailed in Sec V. Note : 1. NPCIL will provide 20/5 T EOT crane for erection of Electric driven feed pumps, however the contractor shall deploy qualified and experienced EOT Crane operator. 2. Deck floating, concreting and grouting will be paid separately through separate Item (TSS Schedule-A, Item No.-8.0, Common Schedule-B, Item No.-2.0 and 6.0 ) respectively.

Erection of Auxiliary Feed Pump : Handling, depreservation, inspection of work front, surface preparation on seating areas by blue matching, erection of foundation frame, erection of pump & motor on foundation, leveling, fixing of foundation bolts, and base frame, dry packing & grouting of foundation bolts, concreting of base frames , removal of transportation lock, alignment, deck floating, coupling of shafts (pump & motor), flange connections, doweling, assembly of bearings, tack welding, erection checks and measurements of auxiliary feed pumps and its motors and mounting its accessories/instruments, inspection of bearings, preservation & work completion, preparation of reports as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes supply of temporary support arrangements, packer plates, shims and wedge jacks/ taper wedges, oil, scaffolding & platforms, man power, torque wrench, P&M, tools & tackles, all consumables as detailed in Sec V. Note : 1. NPCIL will provide 20/5 T EOT crane for erection of Auxiliary feed pumps, however the contractor shall deploy qualified and experienced EOT Crane operator. 2. Deck floating, concreting and grouting will be paid separately through separate Item (TSS Schedule-A, Item No.-8.0, Common Schedule-B, Item No.-2.0 and 6.0) respectively.

Erection of Condensate extraction (LCB) & transfer (LCT) pumps : Handling, depreservation, inspection of work front, surface preparation on seating areas by blue matching, erection of pump on foundation, torque tightening of foundation bolts, erection of motor units along with cooler, leveling, disassembly, removal of transportation lock, alignment, verticality check, coupling of shafts (pump & motor), seal welding of packers, assembly of bearings, lubrication, free hand rotation of shafts, preservation, measurement of thrust float & clearances, motor cooler hydro test, FME inspection, flange connections, drilling & doweling, erection checks, measurements and mounting of RTD's, all accessories/instruments, preservation & work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes supply of temporary support arrangements, packer plates and shims, scaffolding & platforms, man power, torque wrench, P&M, tools & tackles, all consumables etc as detailed in Sec V. Note: NPCIL will provide Turbine building EOT crane for erection of LCB pumps, however the contractor shall deploy qualified and experienced EOT Crane operator.

Erection of Hydro turbine driven pump (LCS) (Vertical) : Handling, cleaning, de-preservation of pump components & inspection, inspection of work front, erection of spring hanger assembly & erection of pump assembly on supporting structure and piping, welding, installation of bearing units, leveling, removal of transportation lock, blue matching, assembly of pump internal & external casings with sealing ring, torque tightening, measurement of thrust float & clearances, alignment, horizontality check, FME inspection, doweling, erection checks and measurements, mounting its accessories/instruments, preservation & work completion as per manufacturer drawings, documents and specifications with acceptance of EIC.The scope includes supply of temporary support arrangements, scaffolding & platforms, man power, torque wrench, P&M, tools & tackles, all consumables etc as detailed in Sec V.

Erection of Rotary Equipments (Vertical) : Handling, de-preservation, inspection of work front, surface preparation on seating areas by blue matching and correction, erection at various elevations on foundation or supporting structures and orientation, leveling, fixing of foundation bolts and base frame, fixing of sole plates/packing plates, supply of shims, fit up, welding, grinding, cutting, drilling, assembly of pump, motor and their component parts, shafts at various elevations, rigging, cleaning, erection of equipment and parts, dry packing & grouting of foundation bolts and concreting of base frames, removal of transportation lock, alignment, verticality check, horizontality check and corrections, coupling of shafts (pump & motor), checking of running clearances like, wear rings, bearing, and centering of impeller, hydro test of motor coolers, FME inspection, flange connections, doweling, tightening with required torque, lubrication, free rotation checking, erection checks, IR value checking, measurements and NDE, mounting its accessories /instruments, preservation and work completion as per manufacturer drawings, documents and specifications. The scope includes temporary support arrangements, scaffolding & platforms, man power, torque wrench, P&M, tools & tackles, all consumables etc as detailed etc as detailed in Sec V. Note: NDE, grouting and concreting will be paid separately through separate Item (Common Schedule-A, Item No.-3.0, Common Schedule-B, Item No.-6.0 and 2.0) respectively.

Vertical mounted rotary equipments with capacity less than 1000 KW

Vertical mounted rotary equipments with capacity 1000 KW and above

Erection of PUL Pumps (Vertical) : Handling, de-preservation, inspection of work front, surface preparation on seating areas by blue matching and correction, erection at various elevations on foundation or supporting structures and orientation, leveling, fixing of foundation bolts and base frame, fixing of sole plates/packing plates, supply of shims, fit up, welding, grinding, cutting, drilling, assembly of component parts of motor like stator, rotor, bearing pads, thrust collar, oil coolers, lower and upper brackets etc in-situ after making foundation arrangement, checking of air gap between stator and rotor and corrections, blue contact checking and corrections for bearings, correction of verticality of stator & rotor, IR value checking and corrections between bearing pads, collars, pins, body of bearing housing as per manufacturer documents, assembly of pump, motor and their component parts, shafts at various elevations, rigging, cleaning, erection of equipment and parts, dry packing & grouting of foundation bolts and concreting of base frames, removal of transportation lock, alignment, verticality check, horizontality check and corrections, coupling of shafts (pump & motor), checking of running clearances like, wear rings, bearing, and centering of impeller, FME inspection, flange connections, doweling, tightening with required torque, lubrication, free rotation checking, erection checks, measurements, NDE, mounting its accessories/instruments and work completion as per manufacturer drawings, documents and specifications. The scope includes temporary support arrangements, scaffolding & platforms, man power, torque wrench, P&M, tools & tackles, all consumables etc as detailed in Sec V. Note: NDE, grouting and concreting will be paid separately through separate Item (Common Schedule-A, Item No.-3.0, Common Schedule-B, Item No.-6.0 and 2.0) respectively.

Erection of other Rotary equipments: Handling, depreservation, inspection of work front, surface preparation on seating areas, erection at various elevations on concrete foundation or supporting structures, leveling, fixing of foundation bolts and base frame, dry packing & grouting of foundation bolts and concreting of base frames, torque tightening, removal of transportation lock, checking of free rotation, alignment, verticality check, coupling of shafts (pump & motor), FME inspection, doweling, erection checks and measurements of all rotary equipments like pumps, motor, blowers, fans, level controllers and mounting its accessories /instruments & work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes supply of temporary support arrangements, supply of packer plates and shims, scaffolding & platforms, man power, torque wrench, P&M, tools & tackles, all consumables etc as detailed in Sec V. Note: Grouting and concreting will be paid separately through separate Item (Common Schedule-B, Item No.-6.0 and 2.0) respectively.

Erection of Dewatering Pumps : Handling and installation of submersible pumps including electrical & instrumentation items, supply and connection of flexible hose with discharge pipes & work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes arrangement of scaffolding & platforms, man power, P&M, tools & tackles, all consumables etc as detailed in Sec V.

Erection and assembly of Deaerator tank & column: Handling, inspection of work front, preparation of foundation, surface preparation on seating areas, de-preservation, erection of Deaerator tank on foundation plate over roller supports, fixing of foundation bolts, assembly, alignment, fit up, welding of De-aerator tank (2 piece assembly), guides, mounting of De-aerator column over tank, welding of interconnecting pipes between column and tank, pipe nozzles, grouting of foundation, NDE including digitization of RT films, cleaning & de-preservation, FME inspection, hydro testing of De-aerator with ammonia addition, draining, drying, mounting of instruments and accessories, all erection checks and measurements, preparation of reports and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes supply of temporary support arrangements, scaffolding & platforms, man power, P&M, tools & tackles, torque wrench, all consumables ( excluding welding filler wire & electrode ) etc as detailed in Sec V. Note: 1. FIM (Free Issue Materials) as per the list provided in Module-2 TSS Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule-A, Item No.-1.0). 2. Heavy Duty Crane will be provided by NPCIL for handling the equipments FIM for unloading and erection at designated erection location as per the list provided in Module-2 TSS Package Section-V. 3. NDE and grouting will be paid separately through separate Item (Common Schedule-A, Item No.-3.0 and Common Schedule-B, Item No.-6.0) respectively. 4. Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment applicable.

Erection of HP Heaters and LP Heaters: Handling, inspection of work front, depreservation, preparation of foundation, installation of packer plates, erection of heaters on foundation, checking of orientation, verticality, alignment, blue matching of anchor plates, installation of foundation bolts, grouting, torque tightening, hydro test of shell side of HPH & LPH -2 (mixed type), seal weld cutting, opening & closing of manhole, FME inspection, hydro test of tube side of HPH, LPH 3 &4 with hot water, leak search, seal welding, NDE, draining and drying, mounting of all accessories, all erection checks, preparation of reports and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC.The scope includes supply of scaffolding & platforms, man power, P&M, tools & tackles, all consumables ( excluding welding filler wire & electrode ) etc as detailed in Sec V. Note: 1. FIM (Free Issue Materials) as per the list provided in Module-2 TSS Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (Common Schedule-A, Item No.-1.0 ). 2. Heavy Duty Crane will be provided by NPCIL for handling the equipments FIM for unloading and erection at designated erection location as per the list provided in Module-2 TSS Package Section-V. 3. NDE and grouting will be paid separately through separate Item (Common Schedule-A, Item No.-3.0 and Common Schedule-B, Item No.-6.0) respectively.

Erection of other Static equipments : Handling, depreservation, inspection of work front, surface preparation on seating areas, blue matching, fabrication and erection of equipment support structures, erection at various elevations on foundation or supporting structures, leveling, fixing of foundation bolts and base frame, dry packing & grouting, alignment, verticality check, welding, FME inspection, torque tightening, doweling, all erection checks and measurements, replacement of gaskets, hydro test , draining , drying of equipments like tanks, filters, heat exchangers/ coolers, ejectors, accumulators, hydro seal of LPH-2 to condenser, and sampling units, tight hatches etc, NDE, mounting of all accessories/instruments, preparation of reports and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes supply of temporary support arrangements, arrangements of heavy duty skid rollers, channel beams, heavy duty jacks, packer plates and shims, equipment support structures, scaffolding & platforms, man power, P&M, tools & tackles, all consumables ( excluding welding filler wire & electrode ) etc as detailed in Sec V. Note: 1. Before hydro test of the filters (LDF/LDB/LDP systems) the filter elements shall be removed, inspection of laterals inside the filters to be performed and re-installation after hydro test. No separate payment shall be made. 2. For sampling units, drilling and connection of interconnecting hoses and other accessories shall be carried out by the contractor. No separate payment shall be made. 3. For MAX system, accumulator filling of concrete into weight bob to make counterweight is in the scope of the contractor. 4. Hydro seal of LPH-2 to condenser shall be erected in the pit on flanges of sleeve EP and shall be part of scope of work. 5. NDE, grouting and concreting will be paid through separate Item (Common Schedule-A, Item No-3.0, Common Schedule-B, Item No-6.0 and 2.0) respectively. 6. Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment applicable. 7. FIM (Free Issue Materials) as per the list provided in Module-2 TSS Package Section-V shall be transported from warehouse to erection site (Unloading point) by NPCIL. Transportation of all other FIM from ware house to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item ( Common Schedule-A, Item No.-1.0 ).

Welding and erection of 15 m3 SS tank : Identification and handling of material, depreservation, inspection of work front, welding and erection of SS tank issued in two parts. The scope includes fabrication and erection of support structure , surface preparation on seating areas, fabrication, grinding, in-situ assembly, fit up, welding with GTAW process of tank, providing nozzles, erection on supporting structure, leveling, base frame welding, alignment, verticality check, FME inspection, weld visual of joints, NDE , all erection checks and measurements, hydro fill test, mounting its accessories/ instruments, preservation, preparation of reports and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC.The scope includes supply of temporary support arrangements, structural steel, scaffolding & platforms, man power, P&M, tools & tackles, all consumables ( excluding welding filler wire & electrode ) etc as detailed in Sec V. Note : 1.Support structure supply, fabrication & erection, NDE, will be paid in respective SOQRs (Common Schedule-A) 2. Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment applicable.

Erection of Fire Extinguishing Grid : Handling, trial assembly & erection, marking, final assembly and erection of self extinguishing fire grids on metal structures at various locations, fixing of sealing sheets and strips with self tapping screws, fasteners, covering of the grids with protective cover sheets and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes cutting, grinding, edge preparation of angles, sealing sheets and strips, welding of angles and bushes, NDE, arrangement of man power, tools & tackles, screw guns, scaffolding & platforms, P&M, supply of protective cover sheets, consumables (excluding welding filler wire & electrode ), cleaning aids etc as detailed in Sec V. Note : 1. One Set consists of erection of fire extinguishing grid at 5 locations in each unit of KK5&6. 2. Contractor shall provide adequate protection to fire grids and its components against damage. 3. Support structure supply, fabrication & erection and NDE will be paid in respective SOQRs. 4. Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables.

Re-testing of equipments: Inspection of equipment, preparation of inspection reports, hydro test scheme, making required arrangements for carrying out hydro testing of equipments like blanking, filling, venting, pressurizing, holding for required time, draining, drying, de-watering, cleaning, providing all required tools and tackles, blanks, hoses, clamps, calibrated PG, SRVs etc, preparation of as-built drawings, CRR, test reports, arrangement of man power, tools & tackles, scaffolding & platforms, P&M, all consumables, cleaning aids etc, as per drawings, documents, specifications and work completion as detailed in Sec V with acceptance of EIC.

TSS SCHEDULE-C Erection of piping & Metal Structures in Turbine building, Pump house and other related buildings and structures

Welding of CS pipe, Type-Butt Weld : Handling, cutting, edge correction (for pipe spools issued with prepared edges), removal of paint from the joint area, cleaning, fit up, welding using GTAW/ SMAW process including hookup joints, mechanical cleaning of weld joint, visual inspection, repair of welding if any, FME inspection as per manufacturer drawings, documents and specifications. The scope includes joint identification & marking by engraving, preparation of welding inspection report (WIR), QAP, WPS, PQR, JHA, scaffolding & platforms, man power, welder qualification, P&M, tools & tackles, all consumables ( excluding welding filler wire & electrode ) etc as detailed in Sec V. Note: 1.Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment applicable. 2.NDE will be paid through separate Item (Common Schedule-A, Item No.-3.0). 3.FIM of Russian Supply items are inclusive of welding consumables. Incase of FIM of Indian piping Supply items, electrode for welding shall be supplied by the contractor and payment will be paid through separate Item (Common Schedule-A, Item No.-6.0).

Size 108 mm OD to 325 mm OD, thickness up to 12 mm

Size 108 mm OD to 325 mm OD, thickness above 12 mm and upto19mm

Size above 325 mm OD to 630 mm OD, thickness up to 16mm

Size above 325 mm OD to 630 mm OD, thickness above 16mm

Size above 630 mm OD , thickness up to 16mm

Size above 630 mm OD , thickness above 16mm

Welding of small bore CS piping, Type-Butt Weld: Handling of pipe size ranging from 10 NB to 80 NB mm or 14 mm OD to 89 mm OD, cutting, removal of paint from the joint area, edge preparation, cleaning, fit up, welding using GTAW/ SMAW process including hookup joints, mechanical cleaning of weld joint, visual inspection, repair of welding if any, FME inspection as per manufacturer drawings, documents and specifications. The scope includes site survey, joint identification & marking by engraving, preparation of welding inspection report (WIR), QAP, WPS, PQR, JHA scaffolding & platforms, man power, welder qualification, scaffolding & platforms, man power, P&M, tools & tackles, all consumables ( excluding welding filler wire & electrode ) etc as detailed in Sec V. Note: 1.Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables. 2.NDE will be paid separately through separate Item (Common Schedule-A, Item No.-3.0). 3.FIM of Russian Supply items are inclusive of welding consumables. Incase of FIM of Indian piping Supply items, electrode for welding shall be supplied by the contractor and payment will be paid through separate Item (Common Schedule-A, Item No.-6.0).

Welding of SS pipe, Type-Butt Weld : Handling, cutting, edge correction (for pipe spools issued with prepared edges), cleaning, fit up, purging-dam fixing, purging, welding using GTAW/SMAW process including hookup joints, mechanical cleaning of weld joint, visual inspection, repair of welding if any, FME inspection as per manufacturer drawings, documents and specifications. The scope includes joint identification & marking by engraving, preparation of welding inspection report (WIR), QAP, WPS, PQR, JHA, purging dam log sheet, scaffolding & platforms, man power, welder qualification, P&M, tools & tackles, all consumables (excluding welding filler wire & electrode except for temporary arrangements) etc as detailed in Sec V. Note: 1.Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment applicable. 2.NDE will be paid separately through separate Item (Common Schedule-A, Item No.-3.0)

Size 108 mm OD to 325 mm OD, thickness up to 12 mm

Size above 325 mm OD to 630 mm OD, thickness up to 16mm

Size above 630 mm OD , thickness up to 16mm

Welding of small bore SS piping Type-Butt Weld: Handling of pipe size ranging from 4 NB to 80 NB mm or 6 mm OD to 89 mm OD, cutting, removal of paint from the joint area, edge preparation, cleaning, fit up, welding using GTAW/ SMAW process including hookup joints, mechanical cleaning of weld joint, visual inspection, repair of welding if any, FME inspection as per manufacturer drawings, documents and specifications. The scope includes site survey, joint identification & marking by engraving, preparation of welding inspection report (WIR), QAP, WPS, PQR, JHA, scaffolding & platforms, man power, welder qualification, P&M, tools & tackles, all consumables ( excluding welding filler wire & electrode ) etc as detailed in Sec V. Note: 1.Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment applicable. 2.NDE will be paid separately through separate Item (Common Schedule-A, Item No.-3.0)

Welding of Titanium tube, Type-Butt Weld- Size up to 159 mm OD : Handling, cutting, edge correction (for pipe spools issued with prepared edges), cleaning, fit up, purging-dam fixing, purging, welding using GTAW process including hookup joints, mechanical cleaning of weld joint, FME inspection as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes joint identification & marking by engraving, preparation of welding inspection report (WIR), QAP, WPS, PQR, JHA, purging dam log sheet, scaffolding & platforms, man power, welder qualification, P&M, tools & tackles, all consumables (excluding welding filler wire & electrode ) etc as detailed in Sec V. Note: 1.Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment applicable. 2.NDE will be paid separately through separate Item (Common Schedule-A, Item no.-3.0).

Welding of CS pipes and fittings. Type-Fillet Weld: Work includes handling, cutting, grinding removal of paint from the joint area, cleaning, fit up, welding using GTAW/ SMAW process including hookup joints, cleaning of weld joint, visual inspection, repair of welding if any, FME inspection as per manufacturer drawings, documents and specifications. The scope includes site survey, joint identification & marking by engraving, preparation of welding inspection report (WIR), scaffolding & platforms, man power, P&M, tools & tackles, all consumables (excluding welding filler wire & electrode ) etc as detailed in Sec V. Note: 1.Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment applicable. 2.NDE will be paid separately through separate Item (Common Schedule-A, Item No.-3.0)

Pipe size ranging from 20 NB to 80 NB or 28 mm OD to 89 mm OD.

Pipe size ranging from 100 NB to 300 NB or 108 mm OD to 325 mm OD

Pipe size ranging from 350 NB and above or 377 mm OD and above

Preparation of Weld edge (CS/SS) : Preparation of Weld edge (CS/SS) by beveling machine-J/V- groove for pipe and Preparation of Pipe Weld Edge (CS/SS) by cutting and grinding operation.

Preparation of Weld edge (CS/SS) by beveling machine-J/V- groove for pipe : Identification of pipe spool, marking, setting up of pipe beveling machine, performing V or J- groove preparation, removing out all the debris, cleaning, visual inspection, preparation of reports, arrangement of necessary manpower, tools, tackles, scaffolding & platforms, consumables etc and work completion as per drawings, documents and specifications as detailed in Sec V with acceptance of EIC.

Preparation of Pipe Weld Edge (CS/SS) by cutting and grinding operation : Identification of pipe spool, marking, cutting, grinding, preparing edge (v-groove), cleaning, visual inspection, preparation of reports, arrangement of necessary manpower, tools, tackles, scaffolding & platforms, consumables etc and work completion as per drawings, documents and specifications as detailed in Sec V with acceptance of EIC.

Erection of CS, SS and Ti piping systems of all sizes: Identification of pipe spool, handling, cutting, erection and alignment of CS, SS & Ti piping along with accessories, at various elevations and locations, FME inspection, preparation of erection reports, as built drawings and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes providing temporary support arrangements, SS shims, scaffolding & platforms, man power, P&M, tools & tackles, all consumables( excluding welding filler wire & electrode ) etc as detailed in Sec V. Note: Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment applicable.

Pickling of CS pipes and fittings: Pickling of CS pipes and fittings before fabrication and erection as per the standard procedure, inspection, preparation of reports, arrangement of man power, tools & tackles, acid and pickling tank facility, blanking, plant & machinery, electric immersion heater, pumps, consumables, compressed air, sample testing facility, acid disposal by neutralization after pickling, scaffolding & platforms, cleaning aids etc as per drawings, documents and specifications as detailed in Sec V with acceptance of EIC. Note: NPCIL will provide required quantity of working medium (oil) for preservation after acid pickling . Issue and transportation shall be in the scope of contractor and no separate payment applicable.

Passivation of SS pipes and fittings: Passivation of SS pipes and fittings before fabrication and erection as per the procedure, preservation, inspection, preparation of reports, cleaning aids etc including preparation of procedure and work completion as detailed in Sec V with acceptance of EIC. The scope includes supply of consumables with TC, preservative material, qualification of procedures, shifting, inspection, arrangement of man power, scaffolding and platforms, establishment of workshop, tools & tackles, P&M, consumables, cleaning aids etc.

Cold bending of pipes : Fabrication of bends for pipes of diameter up to 50 mm using bending machine with dyes with internal mandrels, visual inspection, DPT, preparation of reports, arrangement of man power, tools & tackles, plant & machinery, consumables, scaffolding & platforms, cleaning aids etc as per drawings, documents and specifications as detailed in Sec V with acceptance of EIC. Note: 1. DPT is in the scope of work and no separate payment shall be made. 2.Sample bends for each pipe size shall be prepared and examined after sectioning for conformance with thickness and ovality acceptance as per standards.

Assembly of Flanged joints : Identification of joints, handling, cleaning of gasket seating area, preparation of gasket for required flange size, placement of gasket, installation of fasteners, alignment, lubrication, sequential tightening by torque wrench, providing leak tight joint, preparation of flange alignment report, arrangement of man power, tools & tackles, plant & machinery, scaffolding & platforms, cleaning aids etc as detailed in Sec V and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC.

Size up to 80 NB OD

Size from 100 NB OD -300 NB OD

Size above 300 NB OD

Erection of tested Valves (CS/SS/Ti) : Handling, de-preservation, identification, pre-assembly, installation in design position , erection of manual and electric operated valves, FME, box up, preservation, preparation of reports and carrying out all works as per manufacturer drawings, documents and specifications including temporary support arrangements, scaffolding & platforms, man power, P&M, tools & tackles, all consumables etc as detailed in Sec V with acceptance of EIC. Note: Testing of valve at valve testing shop shall be paid separately (Common Schedule-A, Item No.-14).

Shifting, handling and erection SS & CS valves ( DN 15 TO 50 ( including))

Shifting, handling and erection SS & CS valves ( DN above 50 TO 200 ( including)

Shifting, handling and erection SS & CS valves ( DN above 200)

Fabrication and erection of supports

Fabrication and erection of spring supports (Type 1): Identification and handling of various components of pipe supports, cutting, straightening, grinding, fabrication, fit up, welding with SMAW process, weld visual of joints and bolting. Shifting of pipe supports to the location, assembly, alignment, pad welding by GTAW, tacking in position, welding of pipe support saddle and its support metal structure. Spring height adjustment to the required value in cold condition, spring unit locking, pre-assembly of spring units, hangers, installation in design position, inspection/checking of elevation, spring unit lock release after hydro test, preparation of reports and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes arrangement of SS shims, man power, temporary support arrangements, scaffolding & platforms, tools & tackles, P&M, consumables (excluding welding filler wire & electrode ), cleaning aids etc as detailed in Sec V with acceptance of EIC. Note: 1.Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment applicable. 2.NDE of weld joints as applicable shall be paid through separate item (Common Schedule-A, Item No.-3.0).

Pipe supports for piping size from 14 mm OD to 89 mm OD

Pipe supports for piping size from 108 mm OD to 325 mm OD

Pipe supports for piping size above 325 mm OD

Fabrication and erection of rigid hanger supports (Type 2): Identification and handling of various components of pipe supports, cutting, straightening, grinding, fabrication, fit up, welding with SMAW process, weld visual of joints and bolting. Shifting of pipe supports to the location, assembly, alignment, pad welding by GTAW, tacking in position, welding of pipe support saddle and its support metal structures, clamps, hangers, installation in design position, inspection/checking of elevation, preparation of reports and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes arrangement of SS shims, man power, temporary support arrangements, scaffolding & platforms, tools & tackles, P&M, consumables (excluding welding filler wire & electrode), cleaning aids etc as detailed in Sec V with acceptance of EIC. Note: 1.Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment applicable. 2.NDE of weld joints as applicable shall be paid through separate item (Common Schedule-A, Item No.-3.0 ).

Pipe supports for piping size from 14 mm OD to 89 mm OD

Pipe supports for piping size from 108 mm OD to 325 mm OD

Pipe supports for piping size above 325 mm OD

Fabrication and erection of fixed/sliding/guide sliding/damper supports (Type 3): Identification and handling of various components of pipe supports, cutting, grinding, fabrication, fit up, welding with SMAW process, weld visual of joints, bolting with required torque value and application of dry graphite powder. Shifting of pipe supports to the location, assembly, alignment, pad welding by GTAW, tacking in position, welding of pipe support saddle and its support metal structures, clamp, installation in design position, inspection/checking of elevation, preparation of reports and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes arrangement of SS shims, graphite powder, man power, temporary support arrangements, scaffolding & platforms, tools & tackles, P&M, consumables (excluding welding filler wire & electrode ), cleaning aids etc as detailed in Sec V with acceptance of EIC. Note: 1.Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables & no separate payment applicable. 2.NDE of weld joints as applicable shall be paid through separate item (Common Schedule-A, Item No.-3.0).

Pipe supports for piping size from 14 mm OD to 89 mm OD

Pipe supports for piping size from 108 mm OD to 325 mm OD

Pipe supports for piping size above 325 mm OD

Supply fabrication and erection of carbon steel fixed support for Condenser cooling water inlet and out let pipe support on foundation as per drawings, documents and specifications. The scope includes study of drawings, handling, cutting, grinding, drilling, fabrication, welding, inspection, testing, NDE, arrangement of man power, tools & tackles, plant & machinery, consumables including welding electrodes and filler wires and cleaning aids . Note: NDE of weld joints as applicable shall be paid through separate item (Common Schedule-A, Item No.- 3.0 ).

Hydro/Pneumatic test of Piping System : Making required arrangement on the erected pipelines for carrying out hydro/pneumatic testing, blanking, filling of pipeline, venting, pressurizing, holding for required time, draining, drying, de-watering, cleaning, providing all required tools and tackles, blanks, hoses, clamps, calibrated PG, SRVs etc, preparation of as-built drawings, hydro-test scheme, CRR, test reports, arrangement of man power, tools & tackles, P&M, scaffolding & platforms, consumables(except welding electrode & filler wire), cleaning aids etc, as per drawings, documents, specifications and work completion as detailed in Sec V with acceptance of EIC. Note: 1. During testing of circuits, if leaks are observed, such circuits may need pressurization and testing more than once. Such re-testing and pressurization will be in the scope of the Contractor without any extra claim. 2.Incase any temporary structures required, contractor shall supply all the materials including welding electrodes and consumables.

Supply, fabrication & erection of Composite Pipe and pipe fittings: Supply, handling, fabrication, joining, erection and hydro testing of polyethylene-Aluminum- polyethylene (PE-AL-PE) composite pipes, fitting like elbow, tee, reducers, UV stabilized with carbon black confirming to IS-15450-2004 and manufacturer standard, clamps, preparation of procedures, QAP, JHA, reports, inspection, testing and work completion as per the drawings, documents and specification with acceptance of EIC. The scope includes procurement with material test certificate, inspection at contractor's store, preparation of IMIR (incoming material inspection report, qualification of procedures, shifting, cutting, laying of pipes and pipe fittings, joining, inspection, preparation of as built drawings, draining, drying, dewatering, arrangement of man power, scaffolding and platforms, tools & tackles, P&M, consumables as detailed in Sec V.

Dia 25-32mm (ID-OD)

Dia 40-50 mm (ID-OD)

Dia 63-75mm (ID-OD)

Supply, fabrication of pipe and pipe fittings, erection & testing of HDPE piping : Supply, handling, fabrication, joining, erection & hydro testing of HDPE pipes conforming to material standard PE 100 and pressure rating PN 06 , fittings like elbow, tee, reducers, UV stabilized with carbon black confirming to ISO:4427, clamps, preparation of procedures, QAP, JHA, reports, inspection, testing and work completion as per the drawings, documents and specification with acceptance of EIC. The scope includes procurement with material test certificate, inspection at contractor's store, preparation of IMIR (incoming material inspection report), shifting, cutting, laying of pipes and pipe fittings, qualification of procedures, welding, inspection, preparation of as built drawings, draining, drying , de-watering, arrangement of man power, scaffolding and platforms, tools & tackles, P&M, consumables as detailed in Sec V.

Flushing of Pipelines and equipment: Fabrication and Erection of CS and SS piping loop for flushing of piping systems, Flushing of piping systems (water/steam/air/Oil), Sealing of pipe penetrations Note: Supply of Pipes, Gaskets, Fasteners, Strainers, valves for Flushing shall be paid through separate item (Common Schedule-A)

Fabrication and Erection of CS piping loop for flushing of piping systems : Preparation of flushing drawings based on the NPCIL's flushing schemes and submission for approval, fabrication of miter bend, reducer, Tee, blanks, flanges & spectacle flanges, erection and welding of temporary piping loop (CS) and supports, valves, strainers, gaskets and fasteners, submission of as built drawing of flushing arrangement, dismantling of temporary arrangement after flushing completion, depositing all materials to NPCIL's stores, preparation of reports, arrangement of man power, scaffolding & platforms, tools & tackles, P&M, consumables including welding filler wires / electrodes, cleaning aids etc, as per drawings, documents and specifications as detailed in technical specification. Note: Supply of material such as pipes, support materials, valves, strainers, gaskets and fasteners for flushing loop are covered in separate SOQRs(Common Schedule-A).

Fabrication and Erection of SS piping loop for flushing of piping systems : Preparation of flushing drawings based on the NPCIL's flushing schemes and submission for approval, fabrication of miter bend, reducer, Tee, blanks, flanges & spectacle flanges, erection and welding of temporary piping loop (SS) and supports, valves, strainers, gaskets and fasteners, purging-dam fixing, purging, submission of as built drawing of flushing arrangement, dismantling of temporary arrangement after flushing completion, depositing all materials to NPCIL's stores, preparation of reports, arrangement of man power, scaffolding & platforms, tools & tackles, P&M, consumables including welding filler wires / electrodes, cleaning aids etc, as per drawings, documents and specifications as detailed in Sec V with acceptance of EIC. Note: Supply of material such as pipes, support materials, valves, strainers, gaskets and fasteners for flushing loop are covered in separate SOQRs(Common Schedule-A).

Flushing of piping systems (water/steam/air) : Planning the flushing sequence, identification & marking of flushing loops, operating the valves , filling and venting the piping systems, operating pumps / compressors, open loop and closed loop flushing ( loop by loop), flushing in number of stages in repetitive manner till acceptance by EIC, change over from one flushing loop to another, draining , drying of pipelines, dewatering of the sump, preparation of reports and work completion including arrangement of man power, scaffolding & platforms, tools & tackles, P&M, pumps & compressors, cleaning aids etc as per procedures as detailed in Sec V with acceptance of EIC.

Flushing of piping systems (Oil) : Planning the flushing sequence, identification & marking of flushing loops, operating the valves , shifting of fresh oil drums and filling for flushing, venting the piping systems, operating pumps / compressors, closed loop flushing ( loop by loop), flushing in number of stages in repetitive manner till acceptance by EIC, change over from one flushing loop to another, oil sample collection & testing, draining of oil to drums & shifting of used oil to NPCIL stores, shifting of fresh oil and filling for system charging, preparation of reports, arrangement of man power, scaffolding & platforms, tools & tackles, P&M, pumps & compressors, cleaning aids etc as per procedures as detailed in Sec V with acceptance of EIC. Note: 1. Electric Pumps required for filling of oil from drums to the system tank is in the scope of contractor. 2. Oil for flushing will be issued as FIM. No separate payment applicable for shifting of oil from stores for flushing and back to stores.

Sealing of pipe penetrations: Cleaning of pipe surface & penetration, application of bitumen coating on pipe and penetration surface, filling up of the annular space with manila rope dipped in bitumen, finishing of pipe penetration ends with polysulphide and cement mortar, preparation of reports and work completion as detailed in Sec V with acceptance of EIC. Scope includes assessment of material requirement, procurement of sealing materials, inspection at contractor's store, preparation of IMIR (incoming material inspection report), arrangement of man power, tools & tackles, P&M, scaffolding & platforms, consumables, cleaning aids etc

Metal structures:

Fabrication of Metal structures: Handling, fabrication of metal structure platforms, handrail, ladders, gratings, anchor plates, pipe support structures, saddles and clamps, staircase, safety cover plates, equipment support structures, support brackets for material handling equipments etc and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes study of drawings, development of detailed metal structure drawing (DMS) for approval, handling, cutting, grinding, drilling, fabrication, welding, inspection, testing, preparation of fabrication procedures, QAP & reports, NDE, arrangement of man power, tools & tackles, plant & machinery, consumables including welding electrodes and filler wires, cleaning aids etc as detailed in Sec V. Note: 1. NDE shall be paid through separate Item (Common Schedule-A, Item No.- 3.0) 2. Supply of structural materials shall be paid through separate Item (Common Schedule-A, Item No.-13).

Erection of metal structures: Handling, erection of metal structure such as platforms, pipe support structures, equipment support structures, handrails, anchor plates, safety cover plates, ladders, gratings (including hardware) at various elevations and locations and work completion as per manufacturer drawings, documents and specifications with acceptance of EIC. The scope includes transportation to site from fabrication yard, floor chipping, cutting, grinding, welding, touchup primer painting, torque tightening of fasteners, inspection, testing, preparation of procedures, QAP & reports, NDE, arrangement of man power, temporary support arrangements, scaffolding & platforms, tools & tackles, plant & machinery, consumables including welding electrodes and filler wires, cleaning aids etc as detailed in Sec V. Note: 1. Weight of temporary fabrication, erection bolts will not be considered for payment. 2.NDE shall be paid through separate Item (Common Schedule-A, Item No.- 3.0)

Supply, fabrication and erection of SS liner and Trays Supply of SS liner plates of 3 mm thickness(320 Sqm), packer/EP plate of 5 mm (62 Sqm) thickness, bearing plate of 10 mm thickness (4 Sqm), top plate of 20 mm thickness (4 Sqm) , SS pipes (OD 219 mm x 5 m length), fabrication, erection, welding and inspection of SS liner on concrete walled tank & sump, drain trays, preparation of procedures, QAP, JHA, reports, NDT and work completion as per the drawings, documents and specification with acceptance of EIC. The scope includes assessment of material requirement, procurement with material test certificate, inspection at contractor's store, preparation of IMIR (incoming material inspection report, preparation of fabrication drawings, qualification of procedures, shifting, cutting, bending, aligning, preparation of as built drawings, fill test, arrangement of man power, tools & tackles, P&M, consumables including welding filler wire and electrodes as detailed in Sec V. Note: 1. NDE shall be paid through separate Item (Common Schedule-A, Item No.- 3.0) 2. Supply and Fixing of anchor fasteners shall be through separate Item (Common Schedule-A, Item No.-15 & 16).

TSS SCHEDULE-D Supply and application of painting and Anticorrosive coating

Grit blasting and primer application including supply : Handling of CS pipes and fittings, supports, metal structure, shifting to blasting area, grit blasting using steel grits/shot, product qualification, supply & application of Inorganic Zinc Silicate primer with minimum thickness(DFT) of 70 microns as per technical specification, inspection, testing, preparation of reports and work completion as per drawings, documents and specifications as detailed in Sec V. The scope includes assessment of material requirement, procurement of grit/shot, primer with material test certificate, inspection at contractor's store, preparation of IMIR (incoming material inspection report), establishment of workshop, qualification of procedures, arrangement of man power, tools & tackles, P&M, consumables, cleaning aids etc with acceptance of EIC. Note: Work includes application of primer on field weld joints for pipes after Hydro test and for metal structures after welding.

Grit blasting and primer application on Carbon steel pipe and fittings

Grit blasting and primer application on Carbon steel supports and metal structure

Supply & Application of intermediate & finish paint coats on pipes and various equipments: Identification of pipelines, equipments, metal structures, surface cleaning, product qualification, supply and application of intermediate & finish paint as per technical specification on outside surface with required thickness as categorized in sub items, inspection, preparation of reports, testing and work completion as per the drawings, documents and specification with acceptance of EIC. The work scope includes assessment of material requirement, procurement with material test certificate, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), establishment of workshop, application, arrangement of man power, qualification of procedures, scaffolding and platforms, tools & tackles, P&M, consumables as detailed in Sec V.

Intermediate coat for Low temperature application (t≤50oC): Using Epoxy MIO of minimum 100 microns DFT in single coat.

Finish coat for Low temperature application (t≤50oC): Using Aliphatic Polyurethane of minimum 60 microns DFT (2 coats each 30 micron).

Supply & Application of Medium Temperature paint (500c<t≤1500c): Identification of pipelines, equipments, supports, surface cleaning, product qualification, supply and application of finish paint of High temperature resistance silicone based ambient curing coating of 50 micron DFT (2 coats each 25 micron) as per technical specification preparation of reports, inspection, testing and work completion as per the drawings, documents and specification with acceptance of EIC. The work scope includes assessment of material requirement, procurement with material test certificate, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), establishment of workshop, application, arrangement of man power, qualification of procedures, scaffolding and platforms, tools & tackles, P&M, consumables as detailed in Sec V.

Supply & Application of High Temperature paint (150oc<t<3500c): Identification of pipelines, equipments, supports, surface cleaning, product qualification, supply and application of finish paint of High temperature resistance silicone based ambient curing coating of 50 micron DFT (2 coats each 25 micron) as per technical specification preparation of reports, inspection, testing and work completion as per the drawings, documents and specification with acceptance of EIC. The work scope includes assessment of material requirement, procurement with material test certificate, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), establishment of workshop, application, arrangement of man power, qualification of procedures, scaffolding and platforms, tools & tackles, P&M, consumables as detailed in Sec V.

Removal of existing paint: Supply and application of NPCIL approved paint remover/disbonder for removal of existing paint from pipelines, equipments, valves including wet cleaning for neutralizing and drying of the surface, preparation of reports, inspection, testing and work completion as per the drawings, documents and specification with acceptance of EIC. The prepared surface shall be suitable for application of paint, as per paint manufacturer's requirement and with acceptance of EIC. The work scope includes assessment of material requirement, procurement with material test certificate, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), application, arrangement of man power, qualification of procedures, scaffolding and platforms, tools & tackles, P&M, consumables as detailed in Sec V.

Supply and application of Anti-corrosive coating of Polyester glass flake (Minimum 1000 microns DFT) including grit blasting: Product qualification, supply and application of paint as per technical specification, identification, shifting of CS pipes and fittings to blasting and painting area, handling, surface preparation by grit blasting using steel grits for CS piping and equipment. Grit blasting using Aluminum oxide grits for (Stainless steel) condenser water box inner surface with protective cover sheet for tube sheets. Application of anticorrosive paint of minimum 1000 microns DFT (2 coats each 500 micron) on indoor/outdoor/buried Seawater CS pipelines inner and outer surfaces, fittings, valves, supports, equipments, Main & TDFP condenser water boxes, CS structures and external surface of buried CS pipelines using airless painting machine, testing and inspection at various stages, preparation of report and work completion including field painting as per the drawings, documents and specifications with acceptance of EIC. The work scope includes assessment of material requirement, procurement with material test certificate supply of steel and Aluminium oxide grit, Iron contamination check on SS surface, inspection at contractor's store, preparation of IMIR (Incoming Material Inspection Report), establishment of workshop, holiday test, P&M, scaffolding & platforms, tools and tackles, manpower, consumables as detailed in Sec V.

On inner surface of pipelines and fittings of diameter more than 80 mm up to 1220 mm.

On inner surface of pipelines and fittings of diameter more than 1220 mm and inner surface of condenser water boxes.

On external surface of carbon steel pipelines, fittings, supports, structures, valves and equipments.

Supply and Application of Intermediate paint: Product qualification, supply and application of Epoxy MIO as per technical specification as intermediate coat of minimum 100 microns DFT (single coat)over already primer applied external surface of pipe lines, supports and structural members including handling, identification, surface cleaning, inspection, preparation of reports, testing and work completion as per the drawings, documents and specification with acceptance of EIC. The work scope includes assessment of material requirement, procurement with material test certificate, inspection at contractor's store, preparation of IMIR (incoming material inspection report), application, arrangement of man power, qualification of procedures, scaffolding and platforms, tools & tackles, P&M, consumables as detailed in Sec V. Note: Grit Blasting and primer application will be paid in separate SOQR (TSS Schedule-D, Item No.- 1.0).

Supply and Application of Aliphatic Polyurethane paint: Product qualification, supply and application of Aliphatic Polyurethane paint as per technical specification, of minimum 60 microns DFT (2 coats each 30 micron) over already primer/ Epoxy MIO applied external surface of pipe lines, supports and structural members including handling, identification, surface cleaning, inspection & testing, preparation of reports, testing and work completion as per the drawings, documents and specification with acceptance of EIC. The work scope includes assessment of material requirement, procurement with material test certificate, inspection at contractor's store, preparation of IMIR (incoming material inspection report), application, arrangement of man power, qualification of procedures, scaffolding and platforms, tools & tackles, P&M, consumables as detailed in Sec V.

TSS SCHEDULE-E Supply and application of thermal insulation

Supply and application of multiple layer ceramic fiber insulation with cement plastering for HP turbine & Turbine drive components: Supply and application of insulation system with stitched mats of ceramic fiber of density 96kg/cum in single layer or in multiple layers enclosed in glass fabric, metal cladding, ceramic paper and aluminium foil, supporting components like pins, support racks, metal flats etc joint sealing, bandage, steel wire stitching/reinforcing, twisted steel wire mesh layering, zinc chromate painting on supporting structure, 20 mm thick cement plastering (Portland cement with perlite sand) of single / two layers or metal cladding or combination of both, oil resistant painting on plastering for HP turbine & Turbine drive components with various categories and thickness in sub items, preparation of reports, inspection, temperature measurement on insulated surface and work completion as per the drawings, documents and specification with acceptance of EIC NPCIL. The work scope includes assessment of material requirement, procurement with material test certificate, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), fabrication of insulation mats & metal cladding, fabrication of supporting devices, stitching, cleaning, welding and touch-up painting of supporting devices, application, arrangement of man power, qualification of procedures, scaffolding and platforms, tools & tackles, P&M, supporting materials, paints, consumables including welding electrodes as detailed in Sec V. Note: 1. In some places, removable type insulations with toggle clips are required for flange joints, valves, manholes, instrumentation points, etc. In such cases, where removable type insulation are installed, no separate payment shall be made. 2. High Temp paint application will be paid through separate Item (TSS Schedule-D, Item No.- 3.0 or 4.0).

Lower Half of HP turbine in 4 layers of insulation with each layer in glass fabric enclosure + 2 layers of cement plastering with total thickness of 300 mm

Lower Half of Turbine drive in 4 layers of insulation with each layer in glass fabric enclosure + 2 layers of cement plastering with total thickness of 320 mm

Upper Half of HP turbine in 3 layers of insulation with each layer in glass fabric enclosure+ 2 layers of cement plastering with total thickness of 240 mm

Upper Half of Turbine drive in 3 layers of insulation with each layer in glass fabric enclosure + 2 layers of cement plastering with total thickness of 260 mm

Valve's of LPC in 3 layers of insulation with each layer in glass fabric enclosure + 2 layers of cement plastering with total thickness of 260 mm

Flange joint of HP turbine in 3 layers of insulation + 1 layers of cement plastering with total thickness of 220 mm

Regulation & Automatic gate valve's body of HPC, Automatic gate valve's body, Throttle valve's body of Turbine drive ,Flange joint of TDFP, Heat steam regulation valve body (LBB) in 3 layers of insulation with each layer in glass fabric enclosure + 1 layers of cement plastering with total thickness of 240 mm

Front and Rear seals of HPC in 2 layers of insulation with each layer in glass fabric enclosure + 1 layers of cement plastering with total thickness of 140 mm

Front and Rear seals of LPC and steam out valve body (MSR discharge valves- 4 nos.) in 2 layers of insulation + 1 layers of cement plastering with total thickness of 180 mm

Middle part and flange joint of LPC in 1 layers of insulation with each layer in glass fabric enclosure + 1 layers of cement plastering with total thickness of 100 mm

Steam to & from seals of LPC(LBW&MAM) in 1 layers of insulation with each layer in glass fabric enclosure +1 layers of cement plastering with total thickness of 130 mm

Valve's cover of HPC, LPC,Heat steam(LBB),Turbine drive and steam supply pipeline to HPC (MAA)+Compensator from MSR in 3 layers of insulation with each layer in glass fabric enclosure with Al cladding (with inside protective coating) total thickness of 220 mm

TDFP cross over pipes + Steam out valve's cover in 2 layers of insulation with each layer in glass fabric enclosure with Al cladding(with inside protective coating) total thickness of 160 mm

Steam to HPH-6 from HPC in 2 layers of insulation with each layer in glass fabric enclosure with Al cladding(with inside protective coating) total thickness of 140 mm

Steam to HPH-5, Dearator from HPC in 2 layers of insulation with each layer in glass fabric enclosure with Al cladding(with inside protective coating) total thickness of 130 mm

Steam to LPH-2,3 from LPC in 2 layers of insulation with each layer in glass fabric enclosure with Al cladding(with inside protective coating) total thickness of 110 mm

Pipes from HPC to MSR(SS cross over) in 1 layers of insulation in glass fabric enclosure + 1 layers of cement plastering+ 1 layers of insulation in glass fabric enclosure with Al cladding(with inside protective coating) total thickness of 180 mm

Pipes from MSR to LPC(CS cross over) in 1 layers of insulation in glass fabric enclosure + 1 layers of cement plastering+ 2 layers of insulation with each layer in glass fabric enclosure with Al cladding(with inside protective coating) total thickness of 240 mm

Housing Acoustic cover (Inside surface) of Turbine & Bearing pedestal's in 1 layers of insulation in glass fabric enclosure with steel gauze(wire mesh) thickness of 60 mm

Supply and application of mineral wool insulation on CS/SS pipelines and equipments: Supply and application of insulation system with stitched mats of mineral wool with density of 120 Kg/Cum. enclosed in glass fabric, GI metal cladding with inside protective coating, supporting components (support ring is applicable for 325mm OD and above, flat and pin welding for equipments), binding wire, riveting, joint sealing with sealant, wrapping of aluminum foil (0.1mm thick) on SS pipe/equipment surface, ceramic cord bandage, mat stitching, steel wire stitching, zinc chromate painting on supporting structure, with various categories and thickness in sub items, preparation of reports, inspection, temperature measurement on insulated surface and work completion as per the drawings, documents and specification with acceptance of EIC NPCIL. The work scope includes assessment of material requirement, procurement with material test certificate, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), fabrication of insulation mats & metal cladding, fabrication of supporting devices, stitching, welding and touch-up painting of supporting devices, cleaning, application, arrangement of man power, scaffolding and platforms, tools & tackles, qualification of procedures, supporting materials, paints, P&M, consumables including welding electrodes as detailed in Sec V. Note : 1. In some places, removable type insulations with toggle clips are required for flange joints, valves, manholes, instrumentation points, etc. In such cases, where removable type insulation are installed, no separate payment shall be made. 2. High Temp paint application will be paid through separate Item (TSS Schedule-D, Item No.-3.0 or 4.0).

CS pipes with mineral wool with single layer up to 50 mm thickness.

SS pipes with mineral wool with single layer up to 50 mm thickness.

CS pipes with mineral wool with single layer above 60mm ≤ T ≤ 90mm thickness.

SS pipes with mineral wool with single layer above 60mm ≤ T ≤ 90mm thickness.

CS pipes with mineral wool with double layer 60mm ≤ T ≤ 120mm thickness.

SS pipes with mineral wool with double layer 60mm ≤ T ≤ 120mm thickness.

CS equipments with mineral wool with single layer up to and including 50 mm thickness.

SS equipments with mineral wool with single layer up to and including 50 mm thickness.

CS equipments with mineral wool with single layer 60mm ≤ T ≤ 90mm thickness.

CS equipments with mineral wool with double layer on 60mm ≤ T ≤ 120mm thickness.

SS equipments with mineral wool with double layer 60mm ≤ T ≤ 120mm thickness.

CS pipes with mineral wool with single layer up to 50 mm thickness (without cladding and supporting components) on temporary pipeline for flushing including removal, reuse ( max 3 times) and disposal after flushing. Surface area of insulation layer in glass fabric after 3 times use will be considered for payment on declaration for disposal.

Supply and application of ceramic wool insulation on rotary equipments: Supply and application of insulation system with stitched mats of of ceramic wool with density of 64 Kg/Cum enclosed in glass fabric, GI metal cladding with inside protective coating, supporting components, binding wire, riveting, joint sealing, wrapping of aluminum foil (0.1mm thick) on SS equipment surface, mat stitching, steel wire stitching, zinc chromate painting on supporting structure, with various categories and thickness in sub items, preparation of reports, inspection, temperature measurement on insulated surface and work completion as per the drawings, documents and specification with acceptance of EIC NPCIL. The work scope includes assessment of material requirement, procurement with material test certificate, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), fabrication of insulation mats & metal cladding, fabrication of supporting devices, stitching, welding and touch-up painting of supporting devices, cleaning, application, arrangement of man power, scaffolding and platforms, tools & tackles, P&M, qualification of procedures, paints, supporting materials, consumables including welding electrodes as detailed in Sec V. Note : 1. In some places, removable type insulations with toggle clips are required for flange joints, instrumentation points, etc. In such cases, where removable type insulation are installed, no separate payment shall be made. 2. High Temp paint application will be paid through separate Item (TSS Schedule-D, Item No.- 3.0 or 4.0).

Single layer up to 50mm thickness.

Single layer of 60mm ≤ T ≤ 120mm thickness

Double layer 60mm ≤ T ≤ 120mm thickness

Supply and application of insulation on CS/SS piping with cords : Supply and application of insulation system with insulating cords of density 200 kg/cum in roving loom made of Glass thread / ceramic wool, superfine basalt / ceramic fiber, GI metal cladding (0.5 mm thick) with inside protective coating, riveting, joint sealing, wrapping of aluminum foil (0.1mm thick) on SS pipeline surface, with various categories and thickness in sub items, preparation of reports, inspection, temperature measurement on insulated surface and work completion as per the drawings, documents and specification with acceptance of EIC NPCIL. The work scope includes assessment of material requirement, procurement with material test certificate, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), fabrication of metal cladding, fabrication of supporting devices, application, qualification of procedures, arrangement of man power, scaffolding and platforms, tools & tackles, paints, P&M, consumables including welding electrodes as detailed in Sec V. Note : 1. In some places, removable type insulations with toggle clips are required for flange joints, valves, instrumentation points, etc. In such cases, where removable type insulation are installed, no separate payment shall be made. 2. High Temp paint application will be paid through separate Item (TSS Schedule-D, Item No.- 3.0 or 4.0).

Insulation of CS piping up to 70 mm thickness

Insulation of SS piping up to 70 mm thickness with wrapping of aluminium foil (0.1 mm thickness)

MHE SCHEDULE- A Russian Supplied Material Handling Equipments erection works

Receipt of material issued for erection of cranes from NPCIL's store or point of delivery after verification, loading / unloading, transportation, storage, depreservation, handling at site, un-crating of equipment, visual inspection, check for any damage, checking for completeness, handling, cleaning, ground assembly of component parts, hoisting, placing on rails, erection and alignment of girders,trolleys,platforms,greasing or filling with oil, welding, inspection including NDT, installation of cables,panels,electrical & C&I components, connection to main switch and grounding, pre-commissioning, commissioning, shifting of loads, load testing, preparation of reports and handing over the following EOT cranes as per drawings and manufacturer's instructions. The scope of work includes preparation of various work procedures, QAP, arrangement and installation of scaffolding, supply of all consumables , labour, shims, tools and tackles, machineries, all machining operations like cutting, threading,tapping,reaming,hole expansion,drilling,grinding etc.

POLAR (CIRCULAR) CRANE OF LOAD LIFTING CAPACITY 350/190 T

TRESTLE CRANE OF LOAD LIFTING CAPACITY 350/190 T

Receipt of material issued for erection of lifts from NPCIL's store or point of delivery, after verification, loading / unloading, transportation, storage, depreservation, handling at site, un-crating of equipment, visual inspection, check for any damage, checking for completeness, handling, cleaning, assembly of component parts, hoisting and placing of buffer stops and machine room components on foundation, leveling and aligning ,fixing of cabins and counter balance over guide bracket, placement of loads over counter balance frames, fixing of doors at various floors, greasing or filling with oil, welding, inspection including NDT, installation of cables,panels,electrical & C&I components, connection to main switch, grounding, pre-commissioning, commissioning, shifting of loads, load testing, preparation of reports and handing over the following lifts as per drawing, manufacturer's instructions. The scope of work includes preparation of various work procedures, QAP, arrangement and installation of scaffolding, supply of all consumables,labour,shims,tools and tackles, machineries, all machining operations like cutting, threading,tapping,reaming,hole expansion,drilling,grinding etc.

Lift with loading capacity of 400kg

Lift with loading capacity of 630kg

Lift with loading capacity of 5000kg

COMMON SCHEDULE- A Common items aplicable at any Building /structure

Shifting of materials from NPCIL's stores: Identification of Free Issue Materials (FIM) , preparation of CIV, clearance from EIC and its submission to NPCIL's Stores, receipt, co-ordination for loading on to the truck/trailer by NPCIL stores, shifting of materials from NPCIL's stores to contractor's store or erection site, unloading the material at contractor's store or at erection site, uncrating, checking the completeness of items/physical damage(if any), preparation and submission of incoming material inspection report (IMIR) and its clearance from EIC, further shifting of materials from contractor's store to erection site and disposal of the crating/packing material at the designated place of the NPCIL's stores, returning of un-erected / balance materials to NPCIL's stores. This work also includes arranging all the necessary tools and tackles, truck/trailer, P&M, man power and consumables and as per the technical specification. Note: 1. The Quantity and rates are applicable for Free issue items only. 2. Transportation of each item after receipt from NPCIL stores up to erection site or through contractor's storage area / work shop to erection site will be considered only once for payment, against the submission of contractors issue vouchers (CIV) and IMIR. 3. Net Weight of equipment, pipes, fittings, valves, supports, other free issue materials being transported only will be considered for measurement. Weight of crating/packing materials will not be considered for measurement. All the items are to be transported with manufacturer's packing only. Return of packing materials/enclosures/ crating to stores or designated place is included in the scope of work after uncrating and no separate payment applicable. 4. Transportation of heavy, critical and ODC equipments as per the details given in section V is in the scope of NPCIL however the CIV to be submitted and the packing materials/enclosures/ crating to be returned as the part of its erection BOQ item by the contractor. 5. This item is not applicable for the material supplied by the contractor and FIM of HVAC and MHE BOQ schedules.

Transportation of material within plant site ( For materials / items other than those specified in other BOQ items) : Identification of material to be shifted, handling, loading material on to the truck/trailer, shifting the material to the required location as per instruction, unloading the material in desired position & location, preparation and submission of report. This work also includes providing tools and tackles, plant and machinery and man power, consumables as per tender specification.

Non Destructive Examinations (NDE): Radiographic Testing of weld joints, Ultrasonic examination of weld joints, Dye penetrant examination and Vacuum box testing of the welding joints of various configurations. Note; This item is not applicable for NI Schedule-A &B BOQ items ( located in Reactor Building) and other BOQ items in which NDE is included and part of the item.

Radiographic Testing of weld joints: Development of procedure & technique sheets, identification of weld joints, providing & cutting the films to the required dimensions, providing & shifting of radiographic cameras, films, & its accessories, etc to location, placing the joint identification markings on the film cassette, carrying out radiographic examination of the weld joint as per applicable RF codes & standards, drawings and technical specification, processing the films, interpretation of results, preparation of reports and submission for acceptance. This work also includes scanning & digitizing the RT films, uploading the scanned images, providing required software for viewing the images, providing radiography cameras, radiographic sources, establishing storage facilities for RT sources as per AERB guide lines, dark room facility & other processing facilities for processing films, RT film digitizer, RT film storage racks, ISNT/ ASNT level-II qualified personnel, manpower, tools & tackles, consumables as required for the work.

Radiographic (X-ray) Testing of Titanium piping weld joints: Development of procedure & technique sheets, Identification, radiographic testing of the weld joints by ISNT/ ASNT RT qualified personnel, developing of films, interpretation, preparation of reports and submission to NPCIL for acceptance along with RT film, arrangement of man power, equipments, tools & tackles, consumables, cleaning aids, scaffoldings, platforms, handling safety arrangements and work completion as per drawings, documents and specifications as detailed in Sec V with acceptance of EIC.This work also includes scanning & digitizing the RT films, uploading the scanned images, providing required software for viewing the images.

Ultrasonic examination of weld joints : Development of procedure and technique sheets, identification of the joints, shifting the ultra sonic testing machine to the location, flush grinding the weld joint to meet the requirement, cleaning the weld joints, carrying out ultra sonic examination of weld joint by ISNT/ASNT level -II qualified personnel as per the requirements, technique sheet, drawing and technical specification, interpretation, post test cleaning, preparation and submission of reports for NPCIL acceptance. This work also includes erection of scaffolding, arranging man power, tools and tackles, calibrated UT testing machine, probes of various configuration, couplants, cleaning consumables like acetone, etc.

Carrying out UT on pipelines

Carrying out UT on straight sections

Dye penetrant examination : Development of procedure , identification of joints , cleaning , carrying out Dye penetrate testing as per the procedure , drawing and technical specification by ISNT/ ASNT level-II qualified personnel, , preparation of reports & submission for acceptance, post test cleaning . This work includes providing scaffolding, arranging manpower, tools, tackles, all the DPT consumables of NPCIL approved brands, cleaning consumables.

DPT on pipe & pipe fittings weld joints

DPT of support & structural welding.

Vacuum box testing of the welding joints of various configurations: Development of procedure , provide vacuum box of various sizes and profiles, identification of the test joints, pre-cleaning , carryout vacuum box testing on weld joints at various locations and elevations by ISNT/ ASNT level-II qualified personnel as per drawing and technical specification, preparation of reports and submission for NPCIL acceptance. This work also includes arranging necessary manpower, erection of scaffolding, vacuum pump, calibrated vacuum gauge , tools tackles & consumables such as cleaning agents etc.

Weld Joint Inspection by KLT (Kerosene Leak Test): Identification of the weld joints, marking, kerosene leak testing of the weld joint by qualified personnel, preparation of reports, cleaning, arrangement of man power, tools & tackles, P&M, scaffolding & platforms, consumables, cleaning aids etc and work completion as per drawings, documents and specifications as detailed in Sec V with acceptance of EIC.

Supply, Establishing & handing over transportable, air conditioned field inspection cum record verification facility consisting seating arrangement for six persons, racks and two desk top as per technical specification and instruction of EIC.

Filler wire Dia 2.0, Cb-08Г2C

Electrode Dia3.0, Grade YОННИ-13/45A, OCT 5.9224.75

Electrode Dia3.0, Grade ΠT-30, OCT 24.948.01-90

Electrode Dia4.0, Grade ΠT-30, OCT 24.948.01-90

Electrode Dia3.0, Grade ЦЛ-25/1, OCT 24.948.01-90

Electrode Dia4.0, Grade ЦЛ-25/1, OCT 24.948.01-90

Electrode Dia3.0, Grade ЗА-898/21Б, OCT 5P.9370.2011

Electrode Dia4.0, Grade ЗА-898/21Б, OCT 5P.9370.2011

Supply of Indian Electrodes and Filler wires: Supply of NPCIL approved brands of SS & CS electrodes and filler wires including procurement with material test certificate, transportation, delivery at site, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), storage, arrangement of man power, tools & tackles, P&M as specified in technical specification.

E7018 welding electrode (4 mm dia)

E7018 welding electrode (3.15 mm dia)

E7018 welding electrode (2.5 mm dia)

ER 70S2 filler wire (2 mm dia)

ER 70S2 filler wire (1.6 mm dia)

ER 347 filler wire (1.6 mm dia)

ER 347 filler wire (2 mm dia)

E347 -16 (3.15 mm dia)

E347 - 16 (4 mm dia)

ER 309L filler wire (1.6 mm dia)

Supply of Seamless Pipe fittings as per ASTM A234 WPB: Supply of CS pipe fittings of material and dimensional standards as specified below in sub items including procurement with material test certificate, transportation, delivery at site, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), storage, arrangement of man power, tools & tackles, P&M as specified in technical specification.

CS Elbow 90 deg short Radius(D≤ 3")SCH-40

CS Elbow 90 deg short Radius( 4"≤D≤8")SCH-40

CS Elbow 90 deg Long Radius(D<2")SCH-40

CS Elbow 90 deg Long Radius(2"≤D≤4")SCH-40

CS Elbow 90 deg Long Radius( 4"≤D≤8")SCH-80

CS Elbow 45 deg Long Radius( 4"≤D≤8")SCH-80

CS concentric reducer ( 4" x 3")SCH-40

CS concentric reducer ( 3" x 2")SCH-40

CS concentric reducer ( 2" x 1")SCH-40

Elbow 45 deg long Radius(D≤ 1")SCH-40

Elbow 45 deg long Radius( 1"<D≤4")SCH-40

Equal TEE (D≤ 1")SCH-40

Equal TEE(1< D≤ 4)-SCH-40

Elbow 90 deg long Radius size ≤ 3" SCH-80

Elbow 90 deg short Radius sizeD≤ 4"SCH-80

Elbow 45 deg long Radius D≤3" SCH-80

Equal Tee D≤ 4 SCH-80

Supply of Pipes for Flushing: Supply of CS & SS pipes as specified below in sub items including procurement with material test certificate, transportation, delivery at site, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), marking, storage, arrangement of man power, tools & tackles, P&M as specified in technical specification.

Supply of IS 1239 Heavy grade CS Pipes with OD from 80 NB to 150 NB, with various sizes as mentioned in Sec V.

Supply of IS 3589 CS Pipes with OD from 200 NB to 800 NB of various thickness as mentioned in Sec V.

Supply of ASTM A 106 Gr-B CS pipes of sizes NPS 8 to 24 with SCH's as mentioned in Sec V.

Supply of ASTM A312/TP 304L SS pipes with OD from 50 NB to 150 NB with various sizes as mentioned in Sec V.

Supply of Gaskets for Flushing: Supply of gaskets as specified below in sub items including procurement with material test certificate, transportation, delivery at site, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), marking, storage, arrangement of man power, tools & tackles, P&M as specified in technical specification.

PTFE Teflon sheet Gaskets of various thickness as mentioned in Sec V, meeting the tech specification with test certificate of NABL Govt approved lab TECH SPEC : Density - 2.1-2.2gm/cm3, Tensile strength - 250-300kg/cm2 , shore hardness - 50-60D ,Temperature resistance - -250c - +250c ,Elongation at break - .300% , compressive strength - 50kg/cm2 & 315kg/cm2 at 1% and 255 strain(kg/cm2), co-efficient of friction - 0.05-0.1µ

Non Metallic CAF Jointing Sheet as per IS 2712 -1998 of various thickness as mentioned in Sec V, suitable for 10bar pressure and temperature up to 50°C, 25 no of sheets. grade W/1 and O/2.

Metallic CAF Jointing Sheet as per IS 2712 -1998 of various thickness as mentioned in Sec V, suitable for 150bar pressure and temperature up to 300°C, grade W/1 and O/1.

Neoprene Rubber sheet of various thickness as mentioned in Sec V with Shore hardness A 60-70, Tensile Strength : Min 2500 psi, Specific gravity : 1.5-1.6 gm/cc. For use in Water / Sea Water medium of good quality from new stock.

Supply of Fasteners for Flushing: Supply of SS & CS fasteners as specified below in sub items including procurement with material test certificate, transportation, delivery at site, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), storage, arrangement of man power, tools & tackles, P&M as detailed in Sec V with acceptance of EIC.

HSS Stud of M42 X 500mm as per IS 3757 grade 8.8 with 2 Nut of grade 8 as per IS 6623, and 2 Washer of as per IS 6649. Threaded portion on both end should be 80mm

HSS Stud of M64 X 700mm as per IS 3757 grade 8.8 with 4 Nut of grade 8 as per IS 6623, and 2 Washer of as per IS 6650. Threaded portion on both end should be 80mm.

Supply and delivery of set of stainless steel Hexagonal Bolt(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M12 x 100mm length as per standard: ASTM A193 Gr B8 M (Bolt), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel Hexagonal Bolt(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M16x 100mm length as per standard: ASTM A193 Gr B8 M (Bolt), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel Hexagonal Bolt(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M20 x 120mm length as per standard: ASTM A193 Gr B8 M (Bolt), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel Hexagonal Bolt(1 No) + Nut ( 1 Nos) + Washer ( 1 Nos) of Size M30 x 100mm length as per standard: ASTM A193 Gr B8 M (Bolt), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel Hexagonal Bolt(1 No) + Nut ( 1 Nos) + Washer ( 2 Nos) of Size M14 x 100mm length as per standard: ASTM A193 Gr B8 M (Bolt), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel Hexagonal Bolt(1 No) + Nut ( 1 Nos) + Washer ( 2 Nos) of Size M24 x 150mm length as per standard: ASTM A193 Gr B8 M (Bolt), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel Hexagonal Bolt(1 No) + Nut ( 1 Nos) + Washer ( 2 Nos) of Size M28 x 150mm length as per standard: ASTM A193 Gr B8 M (Bolt), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel Hexagonal Bolt(1 No) + Nut ( 1 Nos) + Washer ( 2 Nos) of Size M08 x80mm length as per standard: ASTM A193 Gr B8 M (Bolt), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel Hexagonal Bolt(1 No) + Nut ( 1 Nos) + Washer ( 2 Nos) of Size M18 x 110mm length as per standard: ASTM A193 Gr B8 M (Bolt), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel stud(1 No) + Nut ( 2Nos) + Washer ( 2 Nos) of Size M12 x 60mm length as per standard: ASTM A193 Gr B8 M (stud), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M14 x 100mm length as per standard: ASTM A193 Gr B8 M (stud), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M16 x 100mm length as per standard: ASTM A193 Gr B8 M (stud), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M20 x 120mm length as per standard: ASTM A193 Gr B8 M (stud), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M22 x 150mm length as per standard: ASTM A193 Gr B8 M (stud), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M27 x 180mm length as per standard: ASTM A193 Gr B8 M (stud), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M27 x 225mm length as per standard: ASTM A193 Gr B8 M (stud), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of stainless steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M20 x 160mm length as per standard: ASTM A193 Gr B8 M (stud), A194 Gr B 8M(Nut), A-240 Type-316 (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of GI coated Carbon steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M14 x 100mm length as per standard: ASTM A193 Gr B7 (Bolt), A194 Gr 2H(Nut), A307 Gr A (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of GI coated Carbon steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M22 x 150mm length as per standard: ASTM A193 Gr B7 (Bolt), A194 Gr 2H(Nut), A307 Gr A (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of GI coated Carbon steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M24 x 150mm length as per standard: ASTM A193 Gr B7 (Bolt), A194 Gr 2H(Nut), A307 Gr A (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of GI coated Carbon steel stud(1 No) + Nut ( 4 Nos) + Washer ( 2 Nos) of Size M16 x 100mm length as per standard: ASTM A193 Gr B7 (Bolt), A194 Gr 2H(Nut), A307 Gr A (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of GI coated Carbon steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M26 x 150mm length as per standard: ASTM A193 Gr B7 (Bolt), A194 Gr 2H(Nut), A307 Gr A (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of GI coated Carbon steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M28 x 150mm length as per standard: ASTM A193 Gr B7 (Bolt), A194 Gr 2H(Nut), A307 Gr A (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of GI coated Carbon steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M20 x 120mm length as per standard: ASTM A193 Gr B7 (Bolt), A194 Gr 2H(Nut), A307 Gr A (Washer) Dimensional Standard: IS 1363

Supply and delivery of set of GI coated Carbon steel stud(1 No) + Nut ( 2 Nos) + Washer ( 2 Nos) of Size M12 x 120mm length as per standard: ASTM A193 Gr B7 (Bolt), A194 Gr 2H(Nut), A307 Gr A (Washer) Dimensional Standard: IS 1363

Supply of Strainers for Flushing: Supply of strainers as specified below in sub items including procurement with material test certificate, transportation, delivery at site, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), marking, storage, arrangement of man power, tools & tackles, P&M as specified in technical specification.

Basket type strainer of 800NB with flanged end connection as per AWWA class - C-207/ANSI B 16.47,series B, with mating flanges, required hard-wares/fasteners,CAF gaskets for flow rate of 1800m3/hr. Body : IS 2062 Gr. BR/B0 or its equivalent, strainer element: SS 304,0.2mm(80mesh). Mesh shall be supported by 2mm thick perforated plate with 8mm dia. hole .

Basket type strainer of 800NB with flanged end connection as per AWWA class - C-207/ANSI B 16.47,series B, with mating flanges, required hard-wares/fasteners,CAF gaskets for flow rate of 2450 m3/hr. Body IS 2062 Gr. BR/B0 or its equivalent, strainer element: SS 304 0.2mm(80mesh). Mesh shall be supported by 2mm thick perforated plate with 8mm dia. hole.

Globe pattern Y type strainer of 200NB with flanged end as per ANSI B16.5 class 150 with mating flanges and required hard-wares/fasteners & gaskets . Body ASTM A351 GR CF3M (SS316L),strainer element SS 316L,with 60 mesh, supported by 1mm thick perforated plate with 6mm diahole, 12 holes/square inch.

Globe pattern Y type strainer of 80NB with flanged end as per ANSI B16.5 class 150 with mating flanges, required hard-wares/fasteners & gaskets. Body ASTM A351 GR CF3M(SS316L) ,strainer element SS316L, 40 mesh supported by 1mm thick perforated plate with 6mm dia hole,12 holes/square inch.

Conical type strainer of 400NB,with flanged end connection as per ANSI B16.5 with mating flanges, required hard-wares/fasteners,CAF gaskets. Body ASTM A 106 GR B, strainer element: SS316L, with 60 mesh, supported by 2 mm thick perforated plate having 6 dia. hole * 12 holes / square inch.

Supply of Valves for Flushing: Supply of valves with matching flange along with bolt, nuts conforming to specification (ANSI B 16.34) as specified below in sub items including procurement with material test certificate, transportation, delivery at site, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), marking, storage, arrangement of man power, tools & tackles, P&M as specified in technical specification.

CS 25 NB Gate valve class 300 forged, CS Flanged end valve as per ANSI B16.34

CS 50 NB Gate valve class 300 forged, CS Flanged end valve as per ANSI B16.34

CS 100 NB Gate valve class 300 cast steel, CS Flanged end valve as per ANSI B16.34

CS 200 NB Gate valve class 300 cast steel, CS Flanged end valve as per ANSI B16.34

Supply of CS structural material IS 2062: Supply of CS structural materials in rolled sections (Channel, beams, angles), plates (Plain and chequred plate ), flats, rounds, structural pipe & tubes etc confirming to IS 2062 Gr.E250 quality BR/C or its equivalent approved by NPCIL including supply of required hardwares like bolt, nuts, washer to the material strength class of 5.6, 6.6, 8.8 and 10.8 as per IS 1367 or equivalent, self tapping screws of Hilti. The work scope includes assessment of material requirement, procurement with material test certificate, delivery at site, handling, storage, inspection at contractor's store, preparation of IMIR (incoming material inspection report), arrangement of man power, tools & tackles, P&M as detailed in Sec V with acceptance of EIC.

Grade BR or its approved equivalent

Grade C or its approved equivalent

Handling and testing of valves: Identification, handling and shifting of valve to NPCIL valve testing facility, configuring the valve testing machine to required parameters, loading , carrying out valve testing of various sizes and ranges as per drawings and technical specifications. This work also includes cleaning & re-preservation of valve, arranging necessary manpower, tools & tackles, cleaning consumables such as acetone etc, operation and maintenance of valve testing machines during the period of valve testing for following items including preparation of reports and submission for acceptance. Note: Transportation of FIM (Valves and orifices) from ware house to erection site or valve testing shop, valve testing shop to erection site is in the scope of Contractor and payment shall be made through separate item ( Common Schedule - A , Item No. - 1.0 ).

Handling, depreservation, testing & re-preserving of valves (up to 50NB)

Handling, depreservation, testing & re-preserving of valves (above 50 to 200NB)

Handling, depreservation, testing & re-preserving of valves (above 200NB)

Supply of Hilti Fasteners: Supply of Anchor fasteners of Hilti make of type and sizes, including chemical /marter, etc as applicable to the respective type of Hilti anchor fastener, as specified below in sub items including procurement with material test certificate, transportation, delivery at site, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), storage, arrangement of man power, tools & tackles, P&M as detailed in Sec V with acceptance of EIC.

HSL M10 / HSL 4-G M10 (of all types and length)

HSL M12 / HSL 4-G M12 (of all types and length)

HSL M16 / HSL 4-G M16 (of all types and length)

HSL M20 / HSL 4-G M20 (of all types and length)

HDA M10 / HDA-T M10 (of all types and length)

HDA M12 / HDA-T M12 (of all types and length)

HDA M16 / HDA-T M16 (of all types and length)

HDA M20 / HDA-T M20 (of all types and length)

HST M8 / HST-R M8 / HST 3 M 8 (of all types and length)

HST M10 / HST-R M10 / HST 3 M 10 (of all types and length)

HST M12 / HST-R M12 / HST 3 M 12 (of all types and length)

HST M16 / HST 3 -M16 (of all types and length)

HST M20 / HST 3 -M20 (of all types and length)

HST M24 / HST 3 -M24 (of all types and length)

HSL M8 / HSL 4-G M 08/20 (of all types and length)

HSL 4-G M24 /30 (of all types and length)

HVU M10 x90 / HVU 2 -M10 x90

HVU M12 x110 / HVU 2 -M12 x110

HVU M16 x125 / HVU 2 -M16 x125

HVU M20 x170 / HVU 2 -M20 x170

HVU M24 x210 / HVU 2 -M24 x210

HVU M33 / HVU 2 -M33

HVU-TZ HAS M16 of all types and length

HVU-TZ HAS M20 of all types and length

HAS E 5.8 M10 x90/21 or HAS U 5.8 M10 x90/21

HAS E 5.8 M12 x110/28 or HAS U 5.8 M12 x110/28

HAS E 5.8 M16 x125/38 or HAS U 5.8 M16 x125/38

HAS E 5.8 M20 x170/48 or HAS U 5.8 M20 x170/48

HAS E 5.8 M24 x210/54 or HAS U 5.8 M24 x210/54

HAS E M33 or HAS U M33

HAS HY 50 M12 of all types and length

HAS HY 50 M16 of all types and length

Fixing of anchor fasteners: Fixing of hilti anchor fasteners using hammer drilling, Fixing of hilti anchor fasteners using diamond core cutting, Sealing of anchor fasteners erected on steel lined areas and Marking and diamond core cutting. Note: 1. This item is not applicable for NI Schedule-A &B BOQ items ( located in Reactor Building) and other BOQ items in which Fixing of anchor fasteners is included and part of the item 2. Extra holes have to be drilled if any obstruction occurs in the location and unused holes shall be filled with dry pack material without any extra payment.

Fixing of hilti anchor fasteners using hammer drilling: Drilling, cleaning and fixing of Hilti anchor fasteners as per procedure of respective type of hilty fasteners using hammer drilling in various buildings, locations & positions as per drawings and technical specification. This work includes identification, marking, providing hilti machine of various type & capacities, shifting & positioning, tools, tackles, performing drilling using hammer drilling on reinforced concrete by qualified operators, cleaning , application of chemical / marter if applicable, torqueing with wrenches, cleaning the area, providing manpower, cleaning aids, preparation of reports and submission for acceptance,

HST & HSL Series, size up to M12

HST & HSL Series size above M12 to M24

H DA-T Series size up to M12

HDA-T Series Size above M12 to M20

HAS & HVU Series Size from M8 to M16

HAS & HVU Series Size above M16 to M33

Fixing of hilti anchor fasteners using diamond core cutting : Core Drilling, cleaning and fixing of Hilti anchor fasteners as per procedure of respective type of hilti fasteners using diamond core drilling in various buildings, location & positions as per drawings and technical specification. This work includes identification, marking, providing hilti machine of various type & capacities, shifting & positioning, tools, tackles, performing core drilling using diamond core drill bit in reinforced concrete by qualified operators, cleaning, application of chemical / martar if applicable, torqueing with wrenches, cleaning the area, providing manpower, cleaning aids, preparation of reports and submission for acceptance.

HST & HSL Series size up to M24

H DA-T Series size up to M12

H DA-T Series size above M12 to M20

HAS & HVU Series Size from M16 to M33

Sealing of anchor fasteners erected on steel lined areas : Identification of location where hilti anchor fasteners are fixed over liner plates, supply of carbon steel sleeve, erection of sleeve, fit up, welding using GTAW/SMAW, inspection, supply and application of hilti sealing compound C601S as per as per drawings and technical specification. This work also includes cleaning, providing tools, tackles, machinery, welding consumables like argon gas, filler wire, manpower etc. preparation of reports and submission for acceptance.

Sleeve dia Up to 1 inch

Sleeve dia above 1 inch

Supply of Consumables for preservation works of Equipment & Piping : Supply and storage of preservation materials like silica gel, emery paper, SS scraper, SS wire brush, acetone, white spirit, oil, grease, lint-free cloth, cotton cloth, paint remover, polythene, tarpaulins sheets & nylon ropes for covering, heating oven for regeneration of Silica gel, gasket material for manhole flanges, pressure gauges, associated fittings and regulator etc required during Nitrogen filling and all other consumables which may be deemed necessary from time to time as per the manufacturer documents, preservation requirements and as per the instructions of Engineer Incharge. The work scope includes assessment of material requirement, procurement with material test certificate & invoices, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), storage, preparation of reports, arrangement of man power, tools & tackles, P&M as detailed in Sec V with acceptance of EIC.

Silica gel - Indicative and Regenerative Type as per IS 3401

Silica gel- Non Indicative and Regenerative Type as per IS 3401

Polythene sheets -Size 36 inch width X 2 fold in LDPE

Servogem Grease- 2/3 Multi purpose Grease

Preservation oil ---Shell Ensis Engine oil 30

Peel off paint-clear Lacquer

Standard Epoxy Adhesive

Tarpaulin -Fire retardant, 100 % Water proof, Synthetic material, -500 GSM

Acetone

Nylon ropes

Paint Remover

Pressure Gauge 0-2 Kg/ with Dial 4"

Nitrogen cylinders (49 liter water capacity) IS1747 of purity not less than 99.9% with filling Pressure of 150Kg/sq.cm and Settling Pressure of 135-140 Kg/sq.cm. The empty cylinder shall be taken back by the contractor.

Preservation : Preservation of equipments . Note: Free issue preservative materials shall be provided by NPCIL as applicable and all other preservative materials shall be supplied by the contractor as per relevant BOQ item ( Common Schedule - A , Item No. - 17.0 ) and scope of contract.

Preservation of equipments with indicative type / non indicative type silica gel : Preparation of preservation schedule, estimation of quantity of silica gel required based on equipments manufacturers recommendation & engineer instructions, supply & arranging cotton bags of various sizes along with nylon rope for fixing and holding of silica gel of various capacities inside equipments, CAF gaskets , opening of manhole covers of various equipments with torque wrenches, checking the condition of silica gel with the help of indicating silica gel, removal of saturated silica gel, regeneration of Silica gel by arranging heating oven, Providing CAF gaskets to avoid falling of loose silica gel inside equipments, shifting, baking of saturated silica gel in electrical ovens of suitable capacity as per manufacturers recommendation, shifting of new\regenerated silica gel placed in cotton bags inside equipments, fastening with the help of nylon ropes ensuring FME, closing of manhole covers for sealing to avoid air ingress, preparation and submission of preservation reports for NPCIL acceptance. This work also includes providing manpower, tools and tackles, plant & machineries, consumables, scaffolding at all level as required for work. All other consumables which may be deemed necessary from time to time as per the manufacturer documents, preservation requirements.

Maintenance of continuous preservation of equipments: Preparation of preservation schedule for various equipments, nitrogen pressure monitoring based on equipments manufacturers recommendation & instructions of engineer, arranging nitrogen charging setup with minimum two pressure gauges mounted on each equipment along with required length of high pressure hoses, shifting and staking of nitrogen cylinders at nitrogen charging station, monitoring and recording nitrogen pressure of each equipment as per agreed schedule, maintain pressure of nitrogen as specified in manufacturers recommendation, preparation and submission of preservation reports for NPCIL acceptance. This includes providing manpower assistance along with tools and tackles and general consumables for internal and external preservation work on static & rotary equipments as per the preservation document and technical specification of NPCIL involving activities such as handling, cleaning, painting (including peel-off paint), greasing on machined surfaces & fasteners, temporary blanking of the openings, covering of the equipments etc, N2 purging & boost-up for static equipments, measurement of N2 parameters such as N2 pressure, purity & dew point, opening and closing of the manhole covers/inspection flanges, opening & closing of metallic cap and PVC cap, general cleaning of equipments, disassembly of equipment, complete overhauling, draining/filling of oil and assembly of the equipment, pump rotation, return of excess/unused FIM materials to NPCIL stores, along with the necessary machinery, tools & tackles, lighting arrangements, cables, extension boards and applicable PPE’s required for the completion of work including documentation . Note: 1. The activates under this item are for performing works related to Preservation of Equipments.

Supervising the preservation activity, and other works, by deploying qualified supervisors (diploma in mechanical engineering with minimum three (3) year experience) . The work involves study and understanding the preservation requirements from equipment passport documents, preparation of preservation schedule, site supervision etc,. one qualified supervisor performing these activities for 9 Hrs a day (including lunch hour) is considered as one operation.

Carrying out preservation works like opening & closing of manhole covers, mounting pressure gauges, charging arrangement, shifting of material etc,. as per manufacturers preservation requirements. one SKILLED man power (Fitter/grinder/Rigger etc,.) performing such activity for 9 Hrs a day (including lunch hour) is considered as one operation.

Carrying out preservation works like opening & closing of manhole covers, mounting pressure gauges, charging arrangement, shifting of material etc,. as per manufacturers preservation requirements. one SEMI SKILLED man power (Khalasi etc,.) performing such activity for 9 Hrs a day (including lunch hour) is considered as one operation.

Carrying out preservation works like opening & closing of manhole covers, mounting pressure gauges, charging arrangement, shifting of material, cleaning etc,. as per manufacturers preservation requirements. one UN SKILLED man power (helper) performing such activity for 9 Hrs a day (including lunch hour) is considered as one operation.

Carrying out the activities like multiple handling of reactor internal components during construction after hydro test, removal and replacement of heaters of various equipments, miscellaneous modification works, repair of deformed structure/components and restoring to original shape by bend removal, straightening (with or without the application of heat), deformation correction etc., System handing over checks consisting obtaining clearances & carrying out activities like cleaning and box-up of equipments, shifting of materials for supporting pre-handing over activities, bolt tightening, strainer/filter cleaning, valve opening/closing, gasket replacement, greasing, support spring measurements & adjustment of charged and hot systems, opening & tightening of flanges, replacing gaskets, gaskets of thermo wells, removing, cleaning & re-assembling of mechanical strainers and other miscellaneous works related to HVAC, chilled water and Fire water systems such as shifting of miscellaneous free issue materials from store, inspection and record keeping of already preserved equipments at site, disassembly and re-orientation of valves, assisting during pre commissioning checks of ventilation/ Chilled water/ Fire water systems, periodic checking of operability of electric actuators ventilation dampers etc as per the NPCIL requirements, preparation of reports and submission for acceptance. This work includes arranging necessary manpower, tools & tackles, scaffolding, cleaning consumables etc preparation of reports and work completion and related activities with hand tools, general consumables like wire brush, lint free cloth, emery etc and P&M for heating and bend removal, general tool kit & safety gears using supervisory, skilled, semi-skilled and unskilled manpower as per the specification and requirement of NPCIL. Note: The activities under this item are for performing works over and above those specified & included in the scope of other BOQ items.

Supervising the given activity and works, Auto cad operator by deploying qualified supervisors (diploma in mechanical engineering with minimum three (3) years of experience) . The work involves study and understanding the drawings, preparation of sketches using autocad as per the requirements, site supervision etc,. one qualified supervisor performing these activities for 9 Hrs a day (including lunch hour) is considered as one operation.

Carrying out operation of EOT cranes like polar crane, trestle crane etc with adequate experience in crane operation by crane operator and foreman, electrician, Pipe / duct welder/ millwright fitter/ AC Mechanic, etc with relevant experience for respective technical works. One Highly SKILLED performing such activity for 9 hrs a day ( including lunch hour) is considered as one operation

Carrying out miscellaneous works like handling/shifting of materials/equipments, fabrication, erection, modification of metal structures etc,. as per site requirements and Data Entry . one SKILLED man power (Fabricator/Fitter/welder/grinder/Rigger, pump/ AC operator, Data Entry Operator etc,.) performing such activity for 9 Hrs a day (including lunch hour) is considered as one operation.

Carrying out miscellaneous works like handling/shifting of materials/equipments, fabrication, erection, modification of metal structures etc,. as per site requirements. one SEMI SKILLED man power (Grinder, Painter, Khalasi etc,.) performing such activity for 9 Hrs a day (including lunch hour) is considered as one operation.

Carrying out miscellaneous works like handling/shifting of materials/equipments, fabrication, erection, modification of metal structures etc,. as per site requirements and assisting the office activities. one UN SKILLED man power (helper) performing such activity for 9 Hrs a day (including lunch hour) is considered as one operation.

Machining of various components : Receipt of FIM material / Supply of material, handling, transportation to machine shop, machining the job as per requirements, drawings and technical specification, inspection, shifting back the job to the site, preparation and submission of reports for acceptance. This work also includes supply of stainless steel & carbon steel rods / bars , arrangement of required man power , machines, tools , tackles, transport equipment, consumables such as cooling agents, cleaning agents etc. Note: If the machining process involved multiple operations such as turning, drilling and milling , CC in each process will be calculated individually and cumulative value will be paid. No separate payment applicable for transportation.

Supply of stainless steel SA 276 - SS 321 Round bars/ Flat bars of various sizes and profiles

Supply of carbon steel SA 105 Round bars/ Flat bars of various sizes and profiles

Turning on lathe up to Dia 500mm & weight not more than 250Kg) ( Rate per CC of material removed)

Turning operation on lathe ( Dia greater than 500mm or weight more than 250Kg) ( Rate per CC of material removed)

Drilling operation (other than stub/O-let) ( Rate per CC of material removed)

Milling ( Rate per CC of material removed)

Internal and external threading on various components ( MM (DIA) x MM (LENGTH)). Note: This item meant for the threading works other than the below items for tie rod threading.

Machining of Threaded tie rods from FIM: Development of drawings/sketches from sample component, handling and cutting of plates & bars as per cutting plan, shifting of material and machining of various components as listed in sub-items by suitable machining operations as per drawings/sketches, obtaining necessary passes, identification of components, preparation of reports and work completion as detailed in Technical specification. Note : NPCIL will issue required drawings/sketches/sample pieces for executing the work.

Threaded Tie Rod (both end 100mm) d≤32mm

Threaded Tie Rod (both end 200mm) d≤32mm

Threaded Tie Rod (both end 200mm) 32 mm<d≤60mm

Pilot Drilling, Erection and welding of O-let/ thermo well lug, final drilling at contractors machine shop: Identification of pipe spools and O-lets, handling, shifting to contractor's machine shop, marking of position & orientation of O-let, pilot hole drilling, fit-up of O-let, welding using GTAW process, carrying out visual inspection and carrying out final drilling of O-lets of various sizes ranging from 10NB to 150NB (NB is the branch pipe size connecting to O-let) as per drawings and technical specification. This work also includes arranging necessary manpower, tools, tackles, drilling machine, cleaning agents like acetone , clearing off burrs & foreign material etc, preparation of reports and submission for acceptance. Note: 1.Transportation of FIM from warehouse to erection site or fabrication shop, fabrication shop to erection site is in the scope of Contractor and payment shall be made through separate item (common Schedule - A , Item No. - 1.0 ). 2. NDE of weld joints as applicable shall be paid through separate item ( Common Schedule - A , Item No. - 3.0 ). 3. No separate payment for welding applicable for this item.

Supply of machined components: Supply of CS & SS plates and forged rods as specified below in sub items including procurement with material test certificate, transportation, delivery at site, handling, inspection at contractor's store, preparation of IMIR (incoming material inspection report), marking, storage, arrangement of man power, tools & tackles, P&M, machining by suitable operation as detailed in Sec V with acceptance of EIC.

Tie rods with both ends threading of 200mm from CS round bar of material specification as per ISRO,IS2062 Gr B d≤36mm

Flanges from SS plates of material specification as per ASTM A 240, SS 321 of size 100<OD ≤150mm, Thickness≤20mm

Flanges from CS plates of material specification as per IS 2062 Gr B of size 100<OD ≤150mm, Thickness≤20mm

Flanges from SS plates of material specification as per ASTM A 240, SS 321 of size 150<OD ≤250mm, Thickness≤25mm

Flanges from CS plates of material specification as per IS 2062 Gr B of size 150<OD ≤250mm, Thickness≤25mm

Flanges from SS plates of material specification as per ASTM A 240, SS 321 of size 250<OD ≤350mm, 12mm< Thickness≤40mm

Flanges from CS plates of material specification as per IS 2062 Gr B of size 250<OD ≤350mm,12mm< Thickness≤40mm

Flanges from SS plates of material specification as per ASTM A 240, SS 321 of size 350<OD ≤450mm,20mm< Thickness≤50mm

Flanges from CS plates of material specification as per IS 2062 Gr B of size 350<OD ≤450mm,20mm< Thickness≤50mm

Flanges from CS plates of material specification as per IS 2062 Gr B of size 450<OD ≤700mm, Thickness≤50mm

Olets from SS round bars of material specification as per ASTM A 276, SS 321 of size OD ≤25mm

Olets from CS round bars of material specification as per ASTM A 105 of size OD ≤25mm

Olets from SS round bars of material specification as per ASTM A 276, SS 321 of size 25mm<OD ≤60mm

Olets from CS round bars of material specification as per ASTM A 105 of size 25mm<OD ≤60mm

End caps from SS round bars of material specification as per ASTM A 276, SS 321 of size OD ≤90mm

End caps from CS round bars of material specification as per ASTM A 105 of size OD ≤90mm

Orifice plate from CS round bars of material specification as per ASTM A 105 of size OD ≤72mm , thickness ≤ 10 mm

Orifice plate from SS round bars of material specification as per ASTM A 276, SS 321 , OD ≤72mm , thickness ≤ 10 mm

Orifice plate from CS round bars of material specification as per ASTM A 105 of size 100≤ OD ≤150mm , thickness ≤ 12 mm

Orifice plate from SS round bars of material specification as per ASTM A 276, SS 321 , 100≤OD ≤150mm , thickness ≤ 12 mm

Orifice plate from CS plates of material specification as per ASTM A 105of size 150<OD ≤ 300mm, Thickness≤20mm

Plug from CS round bars of material specification as per ASTM A 105 of size OD ≤60mm

Plug from SS round bars of material specification as per ASTM A 276, SS 321 , OD ≤60mm

Reducer from CS round bars of material specification as per ASTM A 105 of size OD ≤35mm

Reducer from SS round bars of material specification as per ASTM A 276, SS 321 , OD ≤35mm

Reducer from CS round bars of material specification as per ASTM A 105 of size 35<OD ≤ 60mm

Reducer from SS round bars of material specification as per ASTM A 276, SS 321 , 35<OD ≤ 60mm

Threaded nipple from SS round bars of material specification as per ASTM A 276, SS 321 , OD ≤ 57mm

Threaded coupling from CS round bars of material specification as per ISRO,IS2062 Gr B of size OD ≤ 60mm

Removal of erected material like pipe,supports,structures,etc : Identification of material to be removed, cutting, grinding, dismantling, removal of erected material, handling, transportation and storage at identified location, cleaning, preparation of reports and completion of work with acceptance of EIC. Scope includes arranging all necessary P&M, manpower, tools & tackles, consumables, scaffolding & platforms, return of removed material to NPCIL store and preparation of its reports etc and work completion as detailed in Sec V.

Scaffolding works : Erection of scaffolding for making approach/working platforms to carry out preservation, inspection & prehanding over check activities and removal of the scaffolding after the completion of the work as directed by EIC. The work includes handling, arrangement of manpower and material supply required for scaffolding like MS pipes, clamps and base plates, platforms, ladders, transportation, tool and tackles etc,preparation of reports and as detailed in Sec V with acceptance of EIC. Note: The base size (plan) & height of the scaffolding erected shall be considered for the measurement . No Inclined supports, lateral support bracing etc projected beyond base size shall be considered in measurement for payment.

Erection and dismantling of Scaffolding

Hire charge for scaffolding erected as per the above item, number of days for rent will be considered from the next day of completion of erection and clearance by NPCIL safety department and up to date clearance (inclusive) from engineer for dismantling.

Insitu Modification works:

Cutting by oxy acetylene up to 12mm: Identification, marking, handling, carrying out cutting and edge preparation of carbon steel plates of thickness up to 12mm using oxy acetylene flame and grinding machine, preparation of reports, including arrangement of manpower, P&M, scaffolding & platforms, tools & tackles and consumables etc and completion of work as per the instructions of EIC.

Cutting by oxy acetylene above 12mm: Identification, marking, handling, carrying out cutting and edge preparation of carbon steel plates of thickness above 12mm using oxy acetylene and grinding machine, preparation of reports, including arrangement of manpower, P&M, scaffolding & platforms, tools & tackles and consumables etc and completion of work as per the instructions of EIC.

Longitudinal / Circumferential Welding (Butt/groove/fillet) of carbon steel, low alloy steel, stainless steel components using SMAW/GTAW process: The work includes Butt/groove/Fillet welding of components including fit-up using SMAW/GTAW process, grinding, cleaning, visual inspection, including arranging required manpower, plant & machinery, scaffolding & platforms, consumables ( excluding electrode and filler wire), tools & tackles etc, preparation of reports and completion of work as per drawings and specification with acceptance of EIC. Scope includes similar and dissimilar welding of Butt/groove joint configuration of various weld sizes.

Temporary structures, supports, partition, hand rails, barricading etc at erection site: Supply of Structural Steel of various sections like angles/ flats, etc and plates confirming to IS 2062-2006 Grade Fe-250 Quality-A of different sizes, GI sheet for common use of thickness min 0.8 mm as per IS 277 [120 GSM min], taking field measurements, fabrication, cutting, drilling, welding, surface cleaning and primer (min 1 coat not less than 50 micron for primer) application on structural item and erection for temporary purpose, removal of the erected temporary items, re-use of the same items by fabrication and erection as per the instruction of EIC and deposit to the NPCIL stores after its final use. The work also involves supply of welding consumables, fasteners, providing tools & tackles, manpower, scaffolding for erection and removal of structures, preparation of reports & submission for acceptance and handing over of materials to stores..

Supply of Structural Steel sections and plates

Supply of 0.8mm thick GI sheet

Fabrication and Erection of Temporary structures, supports, partition, hand rails, barricading etc by using fresh IS sections, plates and GI sheet or fabrication from removed structural items (Used).

Removal of temporary structures, sheets, etc and storage at work site under contractors custody as instructed by EIC.

Return of removed items to NPCIL stores including loading transportation , weighing and unloading

Supply of epoxy paint such as Apcodur 641 or Apcodur 641CS of Asian paints or protectomastic of Berger paints or any other equivalent paint of applicable shades with prior approval from NPCIL and application for repair of damaged already painted surface of carbon steel pipelines, floor and wall liner, ducts, conduit trays, support structures, metal structures, etc for total dry film thickness 140-150 microns in multiple coats including storage, preparation & submission of IMIR for acceptance, cleaning the surface by smooth scrubbing & compressed air , cost of all tools, labour, machinery, scaffolding, compressor, air less spry gun, brushes etc. at all elevations and locations as per specification and drawing.

Surface preparation, degreasing, Pickling, Hot Dip galvanizing of MS/CS Structural components with not less than 70 microns Local average coating thickness while the average thickness over the whole of the article not less than 85 microns and maximum thickness not more than 200 microns

Special up keeping at Site in the location other than the normal work location

Carrying out miscellaneous activities for cleaning and up keeping, segregating the debris within the building and premises of buildings, shifting the debris to the collection point for up keeping the areas, etc along with the necessary tools for cleaning and collecting the waste, disposing out of the building as instructed by Engineer during special occasions. One UN SKILLED helper, performing such activity for 9 hrs a day ( including lunch hour) is considered as one operation

Collection of debris from outside of various buildings, loading the debris on the tractor trailer, carrying to the dumping yard, unloading the debris as instructed by Engineer during special occasions, preparation of report and submission for acceptance. This work includes providing tractor trailer of minimum 6T capacity, adequate manpower, hand tools & tackles .

COMN SCHEDULE-B Miscellanies Items at any Building /structure

Earthwork Excavation & Filling works

Earth work excavation in all types of soil to the required grade, level and slope for all depths and lifts as per the drawings and specifications either manually or using mechanical equipments, removal of roots and vegetation, cleaning the loose materials, segregating the useful / serviceable material and carting of excavated material up to a lead of 2km,with necessary shoring, shuttering, leveling, grading and ramming of bottom, pumping/ bailing out of water, including providing necessary temporary supports to existing service lines, water pipes, sewage pipes, electric cables etc if required, proving safety boundary identifications removal and disposal etc. complete as per drawing and specification. Note: 1.The lead for the disposal of earth is the shortest distance from the centre of layout of the structure for which excavation is to be carried out to centre of dump yard. 2. Any over excavation beyond the limits specified in the drawing /specification shall be filled with concrete of the same grade of leveling course and no payment shall be made on this account for the excess excavation and leveling course.

Excavation in all types of rocks (Highly weathered, Moderately weathered and Hard rock) for all depths and lifts by mechanical equipments (hydraulic excavator) by chiseling, cleaning the loose materials, segregating useful excavated rock materials, carting to dump yard with in a lead of 2 Km, with necessary shoring, shuttering, leveling, grading and ramming of bottom, pumping/ bailing out of water, including providing necessary temporary supports to existing service lines, water pipes, sewage pipes, electric cablesetc if required, proving safety boundary identifications removal and disposal stacking of useful rock materials separately etc. complete as per drawing and specification. Note : 1.The lead for the disposal of earth is the shortest distance from the centre of layout of the structure for which excavation is to be carried out to centre of dump yard. 2. Any over excavation beyond the limits specified in the drawing /specification shall be filled with concrete of the same grade of leveling course and no payment shall be made on this account for the excess excavation and leveling course.

Filling and compacting in layers not more than 300 mm thick to required slopes and grades as per drawing to the specified areas with available excavated soil from the dump yard within a lead up to 3kms, segregating suitable soil in dump yard, also filling around pipes in layers of 150mm thickness watering, ramming, compaction with hand roller etc including arrangement of manpower, P&M, tools and tackles, approach ladders consumables etc, complete as per drawing and specification.

Supplying, filling and compacting in layers not more than 300 mm with approved manufactured sand in trenches and other areas to required slopes and grades as per drawing including leveling, watering and compaction with suitable power roller etc. as per drawing and specification.

Concrete works

Plain cement Concrete (PCC) Supplying, laying plain cement concrete (PCC) of all grades, using aggregate and OPC cement content as specified, high range and high retardation water reducing admixture including transportation, pouring, compaction, leveling, finishing with wooden float, green cutting if required, curing etc, complete as per drawing and specification.

Plain cement concrete of all grades using 40mm down graded hard stone aggregate and cement content of 270 kg/Cum

Plain cement concrete of all grades using 4.75mm down graded hard stone aggregate and cement content of 380 kg/Cum of thickness not exceeding 75 mm (screed) complete as per drawings and specifications. Note: Rate shall include concrete finish as per drawing requirement.

Plain cement concrete of all grades using 20mm down graded hard stone aggregate and cement content of 340 kg/Cum for the secondary concrete of various floors of buildings and structures and other works/areas of all structures.

Reinforced Cement Concrete (RCC): Supplying and placing Reinforced cement concrete (RCC) grades in-situ using aggregate, additives and OPC cement content as specified, high range retarding water reducing admixture, at all elevations and locations, providing chutes wherever required, compacting, finishing, making grooves, providing openings /cut-outs, construction joints, green cutting, curing including all tools and tackles, maintaining records, preparation of post pour inspection report subsequent to de-shuttering etc, complete as per drawing and specification. Concrete grades M50 and below using 20mm down graded hard stone aggregate and cement content of 390 kg/Cum

Concreting using serpentine aggregate: Supplying and placing of serpentine concrete using NPCIL approved/qualified serpentine aggregates both coarse and fine as per the approved mix design (Density 2320 Kg/Cum) with the minimum cement content of 362 Kg/Cum as per drawings, specification and tender technical specification, preparation & submission of reports for NPCIL acceptance.

Reinforcement steel: Supplying and placing in position High Yield Strength Deformed (HYSD) bars Fe 500D grade of all dia conforming to IS:1786 of various diameters for all RCC works at all locations and elevations, including cutting, bending, fixing in position, tying with 16 gauge soft annealed binding wire etc, complete as per drawing and specification. Note: 1. Material shall be delivered to site with MTC fulfilling the technical requirement as per specification. 2.The chairs provided to support the reinforcement for design position shall be measured and paid.

Formwork: Providing, fixing/erecting and removing & taking back formwork for all concrete works with film faced densified plywood, centering, staging, scaffolding, working platforms for concrete placement at all elevations and locations etc, complete as per drawing and specification and all related materials, equipment, labour, tools & tackles, consumables etc, complete for wall, slab, foundation and pedestal works.

Flyash brick Masonry: Supply and constructing fly ash block masonry ,using approved fly ash bricks as per IS: 12894 , class designation 5 in cement mortar 1:6 by volume, at all elevations and locations including scaffolding, racking out joints, curing etc, complete as per drawings and specification.

Plastering: Supply and applying plaster 12mm thick with cement mortar 1:5 for both the faces of brick work/concrete including hacking of concrete surface, scaffolding, providing grooves, bands, copings, moldings ,finishing, curing etc, complete all as per drawing and specification.

Grouting: Supply and placing grout / dry pack, below equipment base plate, structural steel plates, bearing plates, penetrations, embedded parts at all levels as specified in the drawing including necessary equipment, scaffolding if required etc, all complete.

Supply, mixing and grouting/dry packing sand cement grout with ratio 1:1 by volume with fine sand passing IS sieve 1.18mm with additives under pressure in stages including all equipments, accessories, tools and tackles required to carry out the work at all elevation and locations as per the drawing and specification. Note: The payment shall be made for the quantity of cement used for grouting in Kg. The quantity of grout as per actual consumption shall be paid.

Supply, mixing and grouting approved high strength cementatious ready mix non-shrink grout of compressive strength not less than 60 MPa 'Conbextra GP- 2 ’ of M/S Fosroc make or approved equivalent, below equipment base plate, penetrations, embedded parts at all elevation and locations as per drawing and specification including staging & shuttering Note: The quantity of grout as per actual consumption shall be paid.

Supply, mixing and grouting low viscosity expansive aqua-reactive water barrier and grouting system "POLYGROUT” or equivalent including drilling & fixing nozzle, dry packing , grouting, all equipments, accessories, tools and tackles required to carry out the work at all elevation and locations etc, complete as per specification. Note: The quantity of grout as per actual consumption shall be paid.

Painting & flooring

Supply and application of one coat of Epoxy paint (Repainting) of approved make and shade over concrete/steel/metal to a total film thickness of 100 to 120 micron at all elevations and locations, cleaning, all tools and tackles, consumables, scaffolding & staging etc. complete.

Supply and application of one coat of ACRYLIC WATER EMULSION PAINT (Repainting) of approved make and shade to interior walls, columns, beams and ceiling at all elevations, preparing the surface, sand papering, applying putty, including tools and tackles, consumables, scaffolding etc, complete as per drawing and specification.

Supply and applying 2 coats of crystalline waterproofing compound W12 grade ( 1 coat Xypex modified or equivalent over 1 coat of Xypex concentrate or equivalent) to the concrete floors and walls as per manufacturer's specifications, base preparation, filling up & repairing the joints / surface defects, all related materials, equipment, tools & tackles, scaffolding etc, complete as per drawing and specification.

Supply and applying approved self leveling epoxy paint approved make and shade over concrete floors for the specified dry film thickness over a coat of primer, base preparation, filling the undulation with suitable filler material to make uniform finish, as per manufacturers specification all related materials, consumables, equipment, tools and tackles etc. complete as per drawing and specifications.

With nuclear grade self leveling epoxy paint for the dry film thickness of 2mm including supplying and mixing filler sand as per manufacturers specification.

With nuclear grade self leveling epoxy paint for the dry film thickness of 1mm including supplying and mixing filler sand as per manufacturers specification.

With nuclear grade self leveling epoxy paint for the dry film thickness of 0.5 mm .

With self leveling epoxy paint for the dry film thickness of 2mm including supplying and mixing filler sand as per manufacturers specification.

With self leveling epoxy paint for the dry film thickness of 1mm including supplying and mixing filler sand as per manufacturers specification.

With self leveling epoxy paint for the dry film thickness of 0.5 mm .

Miscellaneous works

Dismantling either manually or with pneumatic tools or with mechanical equipment of existing structures of the following materials without disturbing adjacent structures at all elevations, covering the structures / equipment adjacent to the work , cleaning and removal of debris, dust on day to day basis and disposal of the debris up to a lead of 3km. Rates shall include all labour, plant, tools, tackles, consumables, scaffolding & staging etc, complete as per drawing and specifications.

Plain Cement Concrete of all grades

Reinforced Cement Concrete of all grades

Reinforced Cement Heavy Concrete of all grades having density of 3600Kg /Cum

Brick / stone/ concrete block masonry

Drilling /core cutting in reinforced concrete for all diameters with rotary drilling at all elevations / positions without disturbing adjacent structures at all elevation, covering the structures / equipment adjacent to the work , cleaning and removal of debris, dust on day to day basis and disposal of the debris up to a lead of 3km. Rates shall include all labour, plant, tools, tackles, consumables, scaffolding & staging etc, complete as per drawing and specifications. Note: The unit of measurement is mm. meter i.e. the dia of drill hole in mm x depth of drill hole in meter.

In Reinforced Cement Concrete of all grades

In Reinforced Cement Heavy Concrete of all grades having density of 3600Kg /Cum

Drilling and cutting of RCC wall of all grade using diamond wire saw to provide openings of specified size and shape at all elevations / positions without disturbing adjacent structures at all elevation, covering the structures / equipment adjacent to the work , cleaning and removal of debris, dust on day to day basis and disposal of the debris up to a lead of 3km. Rates shall include all labour, plant, tools, tackles, consumables, scaffolding & staging etc, complete as per drawing and specifications. Note: The unit of measurement is in sq.m of actual area of cutting plane and the cutting scheme shall be approved before the commencement of the work.

In Reinforced Cement Concrete of all grades

In Reinforced Cement Heavy Concrete of all grades having density of 3600Kg /Cum

Mobile toilet and urinal block: Providing and maintaining mobile toilet and urinal block comprising of one toilet and one urinal made of Pre-construction with PVC 6mm thick panels of roofing with alloy metal sheets (powder coated) with proper door and ventilator arrangements, including PVC metal base, supported on structural base with all sanitary, inlet, control, outlets and disposing the waste to the designated place at regular intervals, cleaning, water facility etc. The contractor shall maintain clean and hygiene environment in and around the stationed place of mobile toilets with proper illumination and take back as instructed by the EIC including cost of all labour, machinery etc as per specification. This item is not meant for the contractors liability as per the statutory requirements.

Setting up of the facility

Operation charges per month per set

BHARAT HEAVY ELECTRICALS LIMITED (BID ID -705825)