Replacement and Upgradation of Critical Building Infrastructure and Systems at RITES Shikhar and Srijan includes replacement of existing 2x1250 KVA DG Set and 1x380 KVA DG Set with new CPCB compliant DG sets at Shikhar and Compliance of DG Set

Amount after unconditional Rebate

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Schedule - (B) Bill of Quantites for Non Schedule Items (MR ITEMS)

NS 1 Supply, installation, Testing & Commissioning of 'Silent Type Diesel Generating set as per CPCB IV + or better norms along with having Prime Power Rating of KVA as below, 415 volts at 1500 RPM, 0.8 lagging power factor at 415 V suitable for 50 Hz, 3 phase system & for 0.85 Load Factor, including testing at factory and site with fuel, load for test and other necessary arrangements Complete as per CPWD specifications, should have QR code which should contain drawing, test report OEM manual,Geo-Tag of manufacturing location, rating plate as per relevant IS Code etc. and consisting of the followings:

(A) Diesel Engine: Turbocharged Diesel engine 4 stroke water cooled, multi cylinder, dynamically balanced fly wheel, electric start of suitable BHP at 1500 RPM suitable for above output of alternator at 40 Degree C, 50% RH & at 1000 Meter MSL , capable of taking 10% over loading for one hour after 12 hours of continuous operation. The engine will be with Electronic governor, Dry type Air filter with service indicator, first filling of engine fuel (after commissioning) lubricating Oil, Coolant and other consumables complete with all the required accessories, the Electronic governor shall be as per ISO 8528.The engine shall comply to the latest CPCB norms (CPCB IV + or better) and Conforming to BS 5514, BS 649, IS 10000, IS 10002, IS 13018 and as per CPWD specifications.

(B) Engine mounted Instrument Panel fitted with and having digital display for following: (i) Start-stop switch with key (ii) Water temperature indication (iii) Lubrication oil pressure indication (iv) Lubrication oil temperature indication (v) Battery charging indication and Voltage indication (vi) RPM indication (vii) Over speed indication (viii) Low lubricantion Oil trip indication (ix) Engine Running Hours indication (x) Fuel Level

(C) Alternator: Synchronous alternator rated of appropriate KVA, 415 volts at 1500 RPM, 3 phase 50 Hz, AC supply with 0.8 lagging power factor at 40 Degree C, 50% RH & at 1000 Meter MSL. The alternator shall be having Screen Protected Drip Proof (SPDP) enclosure IP23, brushless, continuous duty, dynamically balanced rotor, capable of taking 10% over loading for one hour after 12 hours of continuous operation, self cooled,self-excited and self-regulated through AVR conforming to IS13364(Part 2)/IS: 4722/BS 2613 suitable for tropical conditions and with class- H insulation.

D) Base Frame & Foundation: Both the engine and alternator shall be mounted on suitable base frame made of MS channel with necessary reinforcement which shall be installed on suitable cement concrete foundation and vibration isolation arrangement as per recommendations of manufacturer.

(E) FUEL TANK: Daily service fuel tank of 990 liters capacity as per CPWD Specifications,fabricated out of 3 mm thick M.S. sheet complete with all standard accessories and fuel piping between fuel tank and diesel engine with MS class 'C' pipes of suitable dia. Complete with valves, level indications & accessories as required as per specifications. (F) Exhaust System: Dry exhaust manifold with hospital type exhaust silencer and catalytic convertor.

(G) Starting System:12V/24V DC starting system comprising of starter motors: voltage regulator and arrangement for initial excitation complete with suitable numbers of batteries (180 AH capacity lead acid SMF type) as required as per specifications. The battery shall be housed inside the acoustic enclosure of DG Set. (H) Acoustic and weather proof enclosure with arrangement for fresh air intake for cooling of the engine & alternator, extraction, discharging hot air in to the atmosphere and the temperature rise inside the enclosure, noise level outside enclosure. The acoustic enclosure should be suitable for cable connection/connection through bus-trunking. Such arrangements on acoustic enclosure should be water proof & dust-proof conforming to IP-65 protection. The enclosure shall be as per CPCB IV + or better norms etc. and as per CPWD specifications.

(I) AMF Panel: Free standing floor mounted IP 42 automatic mains failure control panel including auto by-pass, suitable for KVA as below for silent type DG set complete with relays, timers, set of CTs for metering & protection and energy analyser to indicate currents, phase and line voltages, frequency, power factor, KWH, Kilo Volt Ampere Reative Hour (KVARH), KVA (Phase & Total), KW & provision for overload, short circuit, restricted earth fault, under frequency, power (aluminum) and control (copper ) cabling of suitable size upto 15 meter between AMF panel, LT Panel and DG Set including connection interconnection etc. as required, all complete and inter locking and communication/ Ethernet /RS485/SNMP port open protocol for BMS integration including suitable software, the panel shall be of DG Set OEM make etc. as per approved by Engineering in charge and including the following:

12. Control unit with three impulse automatic engine start/stop and failure to start lockout. 13. Impulse counter with locking and reset facility. 14. ON/OFF/Control circuit switch with indicator 15. Audio/Video annunciation for (i) High water temperature (ii) Low lubricating oil pressure (iii) Engine over speed (iv) Engine fails to start (v) Full load/maximum load warning 16. Protection for over/under Frequency, Loss of AC sensing, Over Current, Unbalancing load with suitable number of relays and accessories

17. Maintenance notification based on Engine Run Hour & due date. 18. Load Management through PLC to achieve auto opening and closing of incomer breakers, bus coupl er swi tchi ng of essenti al panel , interlocking providing signal to AMF Panel for load status and AMFshall give command to DG Set to auto start / auto stop depending upon load status and requirement etc. and necessary hardware and software required to perform the operation shall be provided by the contractor including all control wiring.

Note:Silent Diesel Genset shall be provided with remote monitoring system to monitor the genset operational parameters at desktop/smartphones.

The DG sets shall include the cost of all accessories, fittings, protections, instruments, safety controls, alarms, indications etc. complete as per specifications, as required

NS 2 Providing and fixing in position mild steel exhaust pipe complete with fittings, supports (angels & channels), cutting, bending, welding, 75 mm thick 96 kg/cu.m density, mineral wool or equal insulation covered with 24 SWG. Aluminium sheet cladding etc. complete as required & approved by the Engineer Incharge. (for DG Sets)

NS 2.1 300 mm dia "5.2mm thick"

NS 2.2 150 mm dia "5.2mm thick"

NS 2.3 250 mm dia "5.2mm thick"

NS 2.4 350 mm dia "5.2mm thick"

NS 3 Providing and fixing in position following size of heavy duty stainless steel flanged expansion bellows with G.I. nut bolt washers for DG fume piping complete with GI nut bolt washers etc. complete as required. (for DG Sets)

NS 3.1 300 mm dia

NS 3.2 150 mm dia

NS 3.3 250 mm dia

NS 3.4 350 mm dia

NS 4 Providing & fixing for MS support structure for exhaust fume pipes from DG Sets (Exhaust pipe to be measured and paid for separately) along horizontal and vertical runs upto the height (as per CPCB norms) including cutting, welding etc. and applying two coats of red oxide and two coats of fire retardent paint paint of colour and shade as directed by engineer-in-charge. The design of the support structure shall be done by the contractor and shall be as per CPCB norms approved , also to get the approval from the client/ consultant before execution etc. as required.

DG COOLING SYSTEM

NS 5 Supply, installation, testing and commissioning of FRP type Cooling Towers (induced draft) of nominal capacity as below induced sump, hot dip galvanized steel ladder, TEFC Squirrel cage induction motor PVC fillings with louvers and drift eliminators, AXIAL flow fan, make up, quick fill, over flow, drain arrangement concrete foundations, MS supporting channels, angels etc. suitable for outdoor installation etc. complete as per specifications and as required. The tower supporting structure shall be made out of stainless steel (grade 304) with SS fitting & accessories. (Colour of cooling tower as approved by Owner).

NS 5.1 150 TR (1250 KVA DG Set)

NS 5.2 80 TR (380 KVA DG Set)

NS 6 Supply, installation, testing and commissioning of monoblock centrifugal Pump sets factory assembled with stainless steel/bronze Impeller, Mechanical seal and tested for rated efficiency complete with TEFC motor and common base frame for circulation of water as below against head of 80 meters for the DG set cooling system suitably required for DG set. The pump sets shall be suitable for operation on 415 +10% volts, 50 Hz, 3-phase power supply with 100 mm dia pressure gauge, ball valves and piping as per specification as required.

NS 6.1 540 LPM, Head 80 Mtr (For 1250 KVA DG Set)(1W+1S/B)

NS 6.2 250 LPM, Head 80 Mtr (For 380 KVA DG Set)(1W+1S/B)

NS 7 Providing and fixing PN-16, 80 mm dia POT strainers

NS 8 Providing and fixing PN-16, 65 mm dia POT strainers

NS 9 Providing and fixing Flexible coupling(80mm)

NS 10 Providing and fixing Flexible coupling(65mm)

Sub Head: DG Set

NS 11 Supply, Installation, Testing and Commissioning of Retro - Fitted Emission Control Device (RECD) of approved brand and manufacture confirming to NGT / MoHUA recommendation within the existing below mentioned DG set installed at RITES SRIJAN BUILDING AT SECTOR 44 GURGAON including civil work as per the site conditions,providing onsite warranty etc. complete all as directed and specified by engineer incharge. Retro-Fitted Emission Control Device shall have following features: 1. Long product life: Robust product with 10 to 12 years life span 2. Low maintenance: Once in 4 to 6 months 3. No consumables 4. No by-products 5. Minimal additional energy: Less than 1% of the capacity used for operations 6. No adverse impact on the engine: Back pressure under permissible limit as per OEM recommendation 7. Power requirement: 220 V, single phase, 50 HZ supply 8. Operation mode: Simultaneous operation along with DG

NS 11.1 380 KVA

NS 11.2 100 KVA

Note:Retro-Fitted Emission Control Device should be as per NGT / MoHUA recommendations to achieve minimum specified particulate matter capturing efficiency of at least 70%. The particulate matter shall first be tested onsite without the device on DG set for 2 hours at 50-70% load. Following that, it shall be measured after the installation of a Retro- Fitted Emission Control Device for 2 hours of continuous operation at 50-70% load. The test results for particulate matter capturing efficiency of at least 70% is to be achieved (i.e. if existing Particulate Matter emission value is X then final result should be less than 0.3X ). Individual site Test reports to be submitted to CDAC

Earthing

NS 12 Providing maintenance free earthing with following size GI pipe including making bore pit of minimum 150mm dia, providing and laying approved make Earthing Electrode of Pipe-in-Pipe technology as per IS 3043(R 2016) -1987 made of corrosion free G.I. Pipes having outer pipe of 80mm dia and inner pipe of 50mm dia and filling with specified qty highly conductive compound around pipe and above that with soft soil in bore pit complete and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. as per specification:

NS 12.1 With 3 metre long GI Pipes and 50 kg back filling compound.

NS-13 MV Cable

Supply of following sizes of PVC sheathed PVC/XLPE insulated Aluminium conductor/copper conductor power/ multicore control armoured cable of 1.1 KV grade as required.

NS-13.1 4C-10 sq mm Aluminium

NS-13.2 4C-16 sq mm Aluminium

NS-14 Factory Fabricated Double Skin Air Washer

Supply, installation, testing and commissioning of factory fabricated Double Skinned Air-washer unit floor mounted type fabricated out of extruded aluminum section with 0.6mm pre-plasticized / pre-coated Galvanized steel sheet outside & 0.6 mm plain Galvanized steel sheet inside with blower, blower section and blower motor TEFC (IE-3) type suitable for operation on 415 volts ± 10%, 50 Hz ± 5% AC supply, belt drive package, wet section & tank shall be made of 18 G stainless steel. The Air-washer shall be complete with fill of depth 200 mm & face velocity across the fill shall be limited to 152 MPM. The Air-washer shall have an efficiency of 90% & shall be complete with water circulation pump-2 Nos.(1W+1S), GI B-Class interconnecting piping, Aluminum viscous filters, makeup, quickfill and drain connections, Butterfly/Gate valves for Pumps, make up, drain & quickfill connections of Sump, 2 Nos. pumps of suitable capacity (1W +1 S), Y strainers and necessary fittings etc. Suitable PCC/RCC foundation with plaster, Antivibration arrangement of cushy foot mountings etc.in all respect shall be in contractor's scope.

The Air-washer shall have an efficiency of 90% & shall be complete with water circulation pump GI B Class interconnecting piping & valves Aluminum viscous filters, fire retardant double canvass connection etc. The airwasher panels shall be insulated with 23mm thick & 36 Kg/m³ density PU foam. The Airwasher shall conform to specification given in the tender & shall be of following capacity. Motor Kw is indicative only, actual as per requirement to be included during installation. Air Washer shall be suitable for outdoor installation.

NS-14.1 Duty: SUB STATION AREA

Air Qty : 10000 CFM

Static Pressure : 50 mm wg

Fan Motor HP : 7.5 HP(Suggested) or as per requirement

Pump Motor HP : 1.5 HP (Suggested) or as per requirement

NS-15 Buy Back of installed items like DG Set - 1250 kVA - 2 Nos, DG Set - 380 kVA - 1 No, Air Washer - 2 Nos, DG Cooling Tower - 3 Nos, Pipe - Existing as installed with DG sets, Existing earth strip for DG systems only and Bellows for all DG's. including dismantaling and removal from site excluding GST.

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Schedule - (A) Electrical Works ( Based on DSR' 2025)

DSR-2025/29.1 Supply, installation, Testing & Commissioning of 'Silent Type Diesel Generating set as per CPCB IV + or better norms along with having Prime Power Rating of KVA as below, 415 volts at 1500 RPM, 0.8 lagging power factor at 415 V suitable for 50 Hz, 3 phase system & for 0.85 Load Factor, including testing at factory and site with fuel, load for test and other necessary arrangements Complete as per CPWD specifications, should have QR code which should contain drawing, test report OEM manual,Geo-Tag of manufacturing location, rating plate as per relevant IS Code etc. and consisting of the followings:

(A) Diesel Engine: Turbocharged Diesel engine 4 stroke water cooled, multi cylinder, dynamically balanced fly wheel, electric start of suitable BHP at 1500 RPM suitable for above output of alternator at 40 Degree C, 50% RH & at 1000 Meter MSL , capable of taking 10% over loading for one hour after 12 hours of continuous operation. The engine will be with Electronic governor, Dry type Air filter with service indicator, first filling of engine fuel (after commissioning) lubricating Oil, Coolant and other consumables complete with all the required accessories, the Electronic governor shall be as per ISO 8528.The engine shall comply to the latest CPCB norms (CPCB IV + or better) and Conforming to BS 5514, BS 649, IS 10000, IS 10002, IS 13018 and as per CPWD specifications.

(B) Engine mounted Instrument Panel fitted with and having digital display for following: (i) Start-stop switch with key (ii) Water temperature indication (iii) Lubrication oil pressure indication (iv) Lubrication oil temperature indication (v) Battery charging indication and Voltage indication (vi) RPM indication (vii) Over speed indication (viii) Low lubricantion Oil trip indication (ix) Engine Running Hours indication (x) Fuel Level

(C) Alternator: Synchronous alternator rated of appropriate KVA, 415 volts at 1500 RPM, 3 phase 50 Hz, AC supply with 0.8 lagging power factor at 40 Degree C, 50% RH & at 1000 Meter MSL. The alternator shall be having Screen Protected Drip Proof (SPDP) enclosure IP23, brushless, continuous duty, dynamically balanced rotor, capable of taking 10% over loading for one hour after 12 hours of continuous operation, self cooled,self-excited and self-regulated through AVR conforming to IS13364(Part 2)/IS: 4722/BS 2613 suitable for tropical conditions and with class- H insulation.

D) Base Frame & Foundation: Both the engine and alternator shall be mounted on suitable base frame made of MS channel with necessary reinforcement which shall be installed on suitable cement concrete foundation and vibration isolation arrangement as per recommendations of manufacturer.

(E) FUEL TANK: Daily service fuel tank of suitable liters capacity as per CPWD Specifications,fabricated out of 3 mm thick M.S. sheet complete with all standard accessories and fuel piping between fuel tank and diesel engine with MS class 'C' pipes of suitable dia. Complete with valves, level indications & accessories as required as per specifications. (F) Exhaust System: Dry exhaust manifold with hospital type exhaust silencer and catalytic convertor.

(G) Starting System:12V/24V DC starting system comprising of starter motors: voltage regulator and arrangement for initial excitation complete with suitable numbers of batteries (180 AH capacity lead acid SMF type) as required as per specifications. The battery shall be housed inside the acoustic enclosure of DG Set. (H) Acoustic and weather proof enclosure with arrangement for fresh air intake for cooling of the engine & alternator, extraction, discharging hot air in to the atmosphere and the temperature rise inside the enclosure, noise level outside enclosure. The acoustic enclosure should be suitable for cable connection/connection through bus-trunking. Such arrangements on acoustic enclosure should be water proof & dust-proof conforming to IP-65 protection. The enclosure shall be as per CPCB IV + or better norms etc. and as per CPWD specifications.

(I) AMF Panel: Free standing floor mounted IP 42 automatic mains failure control panel including auto by-pass, suitable for KVA as below for silent type DG set complete with relays, timers, set of CTs for metering & protection and energy analyser to indicate currents, phase and line voltages, frequency, power factor, KWH, Kilo Volt Ampere Reative Hour (KVARH), KVA (Phase & Total), KW & provision for overload, short circuit, restricted earth fault, under frequency, power (aluminum) and control (copper ) cabling of suitable size upto 15 meter between AMF panel, LT Panel and DG Set including connection interconnection etc. as required, all complete and inter locking and communication/ Ethernet /RS485/SNMP port open protocol for BMS integration including suitable software, the panel shall be of DG Set OEM make etc. as per approved by Engineering in charge and including the following:

12. Control unit with three impulse automatic engine start/stop and failure to start lockout. 13. Impulse counter with locking and reset facility. 14. ON/OFF/Control circuit switch with indicator 15. Audio/Video annunciation for (i) High water temperature (ii) Low lubricating oil pressure (iii) Engine over speed (iv) Engine fails to start (v) Full load/maximum load warning 16. Protection for over/under Frequency, Loss of AC sensing, Over Current, Unbalancing load with suitable number of relays and accessories

17. Maintenance notification based on Engine Run Hour & due date. 18. Load Management through PLC to achieve auto opening and closing of incomer breakers, bus coupl er swi tchi ng of essenti al panel , interlocking providing signal to AMF Panel for load status and AMFshall give command to DG Set to auto start / auto stop depending upon load status and requirement etc. and necessary hardware and software required to perform the operation shall be provided by the contractor including all control wiring.

DSR-2025/29.1.13 380 KVA

Piping.

DSR-2025/30.1 Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled water piping inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated with 80 kg/cum density resin bonded fiber glass or 144 Kg/ cum density mineral wool (non Combustible) pipe section insulation covered with a layer of 120 gm/sqm polythene sheet (vapour barrier) and finally applying 0.6mm aluminium sheet cladding complete with type3 , grade 1 roofing feltstrip(as per IS:1322 as amended up to date ) at joints and repairing of damage to building etc. as per specifications and as required.

Note: The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above

DSR-2025/30.1.9 80 mm dia (50mm thick insulation)

DSR-2025/30.1.10 65 mm dia (50mm thick insulation)

DSR-2025/30.12.2 Supplying, installation, balancing and commissioning of fabricated at site GSS sheet metal rectangular/ round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports, bends, transitions, reducers, end caps, collars etc as required complete in all respect in confirmation with IS : 655 and approved drawings and specifications of following sheet thickness complete as required.

DSR-2025/30.12.2.2 Thickness 0.80 mm sheet

DSR-2025/30.12.2.3 Thickness 1.00 mm sheet

DSR-2025/DSR 30.7 Supplying, fixing, testing and commissioning of following valves, strainers, gauges in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications.

DSR-2025/DSR 30.7.1 BUTTERFLY VALVE (MANUAL) with C I body SS Disc, Nitrile Rubber Seal & O- Ring PN 16 pressure rating for chilled water/hot eater circulation as specified

DSR-2025/DSR 30.7.1.5 BUTTERFLY VALVE (MANUAL) 80 mm

DSR-2025/DSR 30.7.1.6 BUTTERFLY VALVE (MANUAL) 65 mm

DSR-2025/DSR 30.7.3 NON - RETURN VALVE with duel plate of C I body SS plates vulcanized NBR seal flanged end & PN 16 pressure rating for chilled / hot water circulation including insulation as specified.

DSR-2025/DSR 30.7.3.5 NON - RETURN VALVE of 80 mm dia

DSR-2025/DSR 30.7.3.6 NON - RETURN VALVE of 65 mm dia

DSR-2025/DSR 30.7.4 Y - STRAINER of Ductile CI Body flanged ends with stainless steel strainer for chilled / hot water circulation including insulation as specified.

DSR-2025/DSR 30.7.4.5 Y - STRAINER of 80 mm dia

DSR-2025/DSR 30.7.4.6 Y - STRAINER of 65 mm dia

DSR-2025/DSR 30.8 Providing and fixing in position industrial type pressure gauges with gun metal / brass valves complete etc. as required

DSR-2025/DSR 30.9 Providing & fixing in position industrial type mercury thermometers complete etc. as required.

DSR-2025/5.2 Earthing with G.I. earth pipe 4.5 Meter long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required.

DSR-2025/5.4 Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 Meter long etc.with charcoal/ coke and salt as required.

DSR-2025/5.7 Supplying and laying 6 SWG G.I. wire at 0.50 Meter below ground level for conductor earth electrode, including connection/ termination with GI thimble etc. as required.

DSR-2025/5.8 Supplying and laying 25 mm X 5 mm copper strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of brass nut bolt & spring washer spaced at 50mm)

DSR-2025/5.9 Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm)

DSR-2025/5.10 Providing and fixing 25 mm X 5 mm copper strip in 40 mm dia G.I. pipe from earth electrode including connection with brass nut, bolt, spring, washer excavation and re-filling etc. as required.

DSR-2025/5.11 Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required.

DSR-2025/5.12 Providing and laying earth connection from earth electrode with 6 SWG dia G.I. Wire in 15 mm dia G.I. pipe from earth electrode including connection with G.I. thimble excavation and re-filling as required.

DSR-2025/5.13 Providing and laying earth connection from earth electrode with 4.00 mm dia copper wire in 15 mm dia G.I. pipe from earth electrode including connection with copper thimble excavation and re-filling as required.

DSR-2025/5.14 Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as per specification.

DSR-2025/5.17 Providing and fixing 4.00 mm dia copper wire on surface or in recess for loop earthing as per specification.

DSR-2025/5.19 Providing and fixing 4.00 mm dia copper wire on surface or in recess for loop earthing along with existing surface/ concealed conduit/ submain wiring/ cable as per specification.

DSR-2025/5.20 Providing and fixing earth bus of 50 mm X 5 mm copper strip on surface for connections etc. as per specification.

DSR-2023/CIVIL-2.10 Excavating trenches by mechinical / manual means of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, for all depth, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m :

CIVIL-2.10.1 All kinds of soil

CIVIL-2.10.1.1 Pipes, cables etc, not exceeding 80 mm dia.

BUS RISING MAIN

DSR-2025/3.13 Supplying, installation by suspension on ceiling, testing and commissioning of following capacity Sandwich Type Rising Mains for use on 3 phase 4 wire 415 volts, 50Hz A.C. supply with metal clad enclosure having IP-54 rating after fixing the tap off boxes and all accessories, made of 1.6mm thick steel sheet duly powder coated in convenient sections complete with 4 Nos aluminium bus bars having current density of 130 A/ sq cm at nominal current rating, necessary joints, elbow joints & expansion joints and bends, fire barrier at each floor, provision of tapping at every metre, adopter box and copper flexible for joints, continuous earthing with 2 Nos aluminium strip of suitable size (one on each side) including, G.I. clamping brackets, suspenders, angle iron bracket, steel fasteners, connecting to earthing system etc. as required

DSR-2025/3.13.4 800 A, Isc= 50kA for 1 sec

DSR-2025/13.13.9 2500 A, Isc= 50kA for 1 sec

Conduit

DSR-2025/1.20 Supplying and fixing of following sizes of steel conduit along with accessories in surface/recess including painting in case of surface conduit, or cutting the wall and making good the same in case of recessed conduit as required.

DSR-2025/1.20.2 25 mm

MV Cable Laying

DSR-2025/10.7 Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required.

DSR-2025/10.7.1 Upto 35 sq. mm (clamped with 1mm thick saddle)

DSR-2025/10.8 Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on cable tray as required.

DSR-2025/10.8.1 Upto 35 sq. mm (clamped with 1mm thick saddle)

DSR-2025/11.1 Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

DSR-2025/11.1.32 4 X 10 sq. mm (25mm)

DSR-2025/11.1.33 4 X 16 sq. mm (28mm)

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