BIENNIAL CONTRACT FOR MECHANICAL MAINTENANCE (PREVENTIVE ROUTINE BD OH) AND OPERATIONAL SUPPORT OF EQUIPMENTS OF MAIN PLANT BOILER AND AUX TG AND AUX AND BOP (EXCLUDING MAJOR OVERHAULS OF BOILER AND TURBINE) AT 2X660 MW JAWAHARPUR THERMAL POWER S

Amount

10.1 PART-A : Round the clock Routine (in 3 shifts), Preventive, Minor Breakdown maintenance and equipment cleaning work of Main Turbine and it’s Associated Auxiliaries 2X660MW JTPS

10.1.1 Round the clock Routine maintenance (in 03 shifts ) & Preventive Maintenance, and Equipment Cleaning work of Main Turbine and it’s Associated Auxiliary like MBFP, TBFP, CEP, Vacuum pump, DMCW Pump & other small pumps , in day shifts. (One job consists of 24 hrs. work).

10.2 PART-B : Operation of TG hall/BFP bay EOT Crane

10.2.1 Operation of two Nos. TG hall EOT crane Capacity: 210/30T & two nos BFP bay EOT crane 65/5T (One Job will be of eight hours duration operation).

10.3 PART-C: Routine preventive/Breakdown maintenance of Main TG area auxiliaries like BFP, CEP, Vacuum pump, DMCW Pump & other small pumps

10.3.01 Re-visioning/ Replacement of DE journal bearing of MDBFP/ TDBFP Booster Pump.

10.3.02 Re-visioning/ Replacement of NDE journal bearing of MDBFP/ TDBFP Booster Pump.

10.3.03 Re-visioning/ Replacement of NDE Thrust Bearing of MDBFP/ TDBFP Booster Pump.

10.3.04 Re-visioning/ Replacement of NDE Mech. Seal of MDBFP/ TDBFP Booster Pump.

10.3.05 Re-visioning/ Replacement of DE Mech. Seal of MDBFP/ TDBFP Booster Pump.

10.3.06 Inspection/ Minor Overhauling of Booster Pump of TDBFP/ MDBFP

10.3.07 Re-visioning/ Replacement of DE journal bearing of MDBFP/TDBFP

10.3.08 Re-visioning/ Replacement of NDE journal bearing of MDBFP/ TDBFP

10.3.09 Re-visioning/ Replacement of NDE Thrust Bearing of MDBFP/ TDBFP

10.3.10 Re-visioning/ Replacement of NDE Mech. Seal of MDBFP/ TDBFP.

10.3.11 Re-visioning/ Replacement of DE Mech. Seal of MDBFP/TDBFP

10.3.12 Thread out of BFP Cartridge as per the scope of work.

10.3.13 Thread in of BFP Cartridge as per the scope of work.

10.3.14 Miscellaneous revisioning work of Hydraulic coupling

10.3.15 Re-visioning of Thrust cum radial bearing no. 1 of BFP-Turbine.

10.3.16Re-visioning of rear journal bearing no. 2 of BFP-Turbine

10.3.17 Inspection/ overhauling of Gear Box of BFP Turbine.

10.3.18 Inspection/ rectification/ replacement of thrust cum radial bearing of CEP

10.3.19 Inspection/ rectification/ replacement of thrust cum radial bearing of Drip Pump

10.3.20 Re-visioning/ replacement of Mech. Seal of CEP

10.3.21 Re-visioning/ replacement of Mech. Seal of Drip pump

10.3.22 Complete Overhauling of Condensate Extraction Pump.

10.3.23 Replacement of Condensate Extraction Pump

10.3.24 Complete Overhauling of Drip Pump.

10.3.25 Axial & Radial alignment of horizontal equipment like MDBFP to Hydraulic coupling/ Hydraulic coupling to Motor/ Motor to Booster pump/ TDBFP to Drive Turbine/ Drive Turbine to Gear box/ Gear box to Booster pump

10.3.26 Complete servicing/overhauling of vacuum pump.

10.3.27 Replacement/Servicing of DE bearing of main vacuums pump.

10.3.28 Replacement/Servicing of NDE bearing of main vacuum pump.

10.3.29 Replacement of DE Mechanical Seal/ gland of main vacuum pump.

10.3.30 Replacement of NDE Mechanical Seal/ gland of main vacuum pump.

10.3.31 Replacement/Servicing of White metal bearing of Motor. (Booster Pump side /Hydraulic Coupling side).

10.3.32 Servicing/ Overhauling Portable Oil Purifier of MDBFP.

10.3.33 Overhauling of TDBFP/ Main TG/CLOST -transfer oil pump/oil purifier gear type oil pump

10.3.34 Axial and radial alignment of Vertical pump like Tank mounted lube oil pump of Main TG/ BFPT& condensate pump-CEP

10.3.35 High Capacity horizontal pump alignment

10.3.36 Low capacity horizontal pump alignment.

10.3.37 Replacement of coupling of equipment like of MDBFP/ TDBFP/CEP/Drip pump/Vacuum pump//DMCW pump/MOP/EOP of Main Turbine & BFP Drive Turbine.

10.3.38 Arresting oil leakage through the felt ring of MOP of Main Turbine/ Drive Turbine

10.3.39 Replacement of Main TG (Tank Mounted) MOP/EOP/TDBFP MOP/TDBFP EOP/MDBFP AOP

10.3.40 Rev/ Replacement of bearing of MOP/ EOP of main turbine/ BFP drive Turbine/ MDBFP AOP (One job consists one pump).

10.3.41 Low capacity water & Oil service Pump Mechanical Seal replacement

10.3.42 Low capacity water & Oil service Pump Bearing replacement

10.3.43 Complete Overhauling/ Servicing of Low capacity water & oil service pump.

10.3.44 Repair/ Overhauling of DMCW Pump

10.3.45 O/H of Vapour extractor of MOT/ Control Fluid Tank/ TDBFP Oil Tank/GSC vapour extractor.

10.3.46 O/H of Sump Pump/ Dewatering Pump

10.3.47 Replacement/ Inspection/ Revisioning of EH control oil unit pump of Main Turbine/ HP bypass valve

10.3.48 Checking & filling of N2 gas in accumulators

10.3.49 Replacement of N2 Bladders/ Service of accumulators of oil tank.

10.3.50 Overhauling of Hydrazine/ Ammonia dosing pump

10.3.51 TG Hall (210/30 MT) / BFP EOT (65/5 MT) EOT Crane –Attend Defect

10.3.52 Inspection, Testing & Issue of required Statutory test certificate for TG Hall (210/30 MT) / BFP EOT (65/5MT) EOT Crane

PART-D: Routine preventive and Breakdown maintenance work of TG Area: Tanks/ Heaters/ Strainers/Condenser Jobs

10.4.01 Replacement of the Burst Atmospheric relief Diaphragm of LP Turbine/ Drive Turbine.

10.4.02 Inspection of last stage blades of LP Turbine and minor repair work if required.

10.4.03 Oil Replacement/Tank cleaning & Minor revisioning of Main Turbine EHC unit Oil /Turbine HP Bypass Oil.

10.4.04 Steam Turbine Preservation

10.4.05 CEP /BFP BP/DMCW Pump (Suction Strainer) Cleaning

10.4.06 BFP Main pump Suction Strainer Cleaning

10.4.07 MOT Duplex Filter/ Return oil MOT strainers Cleaning

10.4.08 Centrifuging of Lub Oil through Portable Centrifuging machine. Operation of External Centrifuge/Purifier on Lub oil/Control fluid system/oil barrels

10.4.09 Bowl cleaning of Portable centrifuge

10.4.10 Cartridges replacement of Main Turbine/Drive Turbine/CLOST Oil Conditioners

10.4.11 Inspection/ cleaning, flushing and normalization of Deaerator

10.4.12 Inspection/ cleaning, flushing and normalization of Condenser hot well (One Condenser)

10.4.13 Condenser (WATERBOX) Cleaning

10.4.14 Inspection, cleaning and adjustment of Condenser COLTCS Screen

10.4.15 Tank Cleaning -TG DMCW O/H tank / Drip tank/ flash tank (either of LP/HP/Atm FT/). (One job consists one tank)

10.4.16 Inspection and Cleaning of MOT Tank/COT/DOT Tank

10.4.17 Inspection and Cleaning TDBFP MOT Tank

10.4.18 Inspection/ Cleaning of MOT Oil Plate Heat Exchanger

10.4.19 Inspection/ Cleaning of MDBFP & TDBFP Lube oil /working oil Plate Heat Exchanger

10.4.20 HP Heater / LP Heater /DE super heater/GSC Internal inspection/servicing & attend tube leakage

10.4.21 HP Heater/ LPHeater /DE Superheater/ GSC manhole door gasket replacement

10.4.22 Tube & Shell type cooler cleaning

10.4.23 Cleaning of sump pits of T/G Area.

10.4.24 Filling, Flushing and normalization of TG DMCW System

10.4.25 Performing of system vacuum and Condenser tube leak test and attending all the leakages by plugging and welding, if any.

10.4.26 Hanger Check and attend defect

10.4.27 Revisioning / Servicing of Ball Collector of Condenser Tube Cleaning System.

10.4.28 Inspection/ minor repairing of ball catch strainer of condenser tube cleaning system installed inside CW return line of size: 2700 mm.

10.4.29 Cleaning of CEP Pit/ Condenser Pit/ BFPT Pit/ MOT pit

PART-E: Breakdown maintenance work of TG Area: Servicing/ overhauling of Valves/ NRV/PRV

10.5.01 Main TG/BFPT: MSV/MCV servomotor servicing

10.5.02 HP/ LP BP Valve Servicing

10.5.03 LP Valve Servicing: motor/ pneumatic operated control valve, motor operated gate/globe valves, manually operated gate/globe valves, check valves of Size: (Dia < 6”) Class: 150-800.

10.5.04 LP Valve Servicing: motor/ pneumatic operated control valve, motor operated gate/globe valves, manually operated gate/globe valves, check valves of Size: (Dia 6" - 12") Class: 150-800.

10.5.05 LP Valve Servicing (per mm dia. Basis): motor/ pneumatic operated control valve, motor operated gate/globe valves, manually operated gate/globe valves, check valves of Size: (Dia >12") Class: 150-800.

10.5.06 HP Valve Servicing: motor/ pneumatic operated control valve, motor operated gate/globe valves, manually operated gate/globe valves, check valves of Size: (Dia < 6”) Class: >800.

10.5.07 HP Valve Servicing: motor/ pneumatic operated control valve, motor operated gate/globe valves, manually operated gate/globe valves, check valves of Size: (Dia 6" - 12") Class: >800.

10.5.08 HP Valve Servicing (per mm dia. Basis): motor/ pneumatic operated control valve, motor operated gate/globe valves, manually operated gate/globe valves, check valves of Size: (Dia >12") Class: >800.

10.5.09 Repair/ Replacement of LP piping by cutting & welding on per mm ID basis.

10.5.10 Replacement of flange type gate / globe valves/butterfly valves of LP lines on per mm dia. basis of valve.

10.5.11 High pressure TIG Welding per one inch of welding

10.5.12 Safety Valve (1”-4") Servicing

10.5.13 Safety Valve (>4”-8") Servicing

10.5.14 Safety Valve (>8") Servicing

10.5.15 Revisioning / Servicing of Butterfly valves; Size: <6”

10.5.16 Revisioning / Servicing of Butterfly valves; Size: 6” – 12”

10.5.17 Revisioning / Servicing of Butterfly valve Size: >12”

10.5.18 Servicing of valve Gear Box Size: Up to 12”

10.5.19 Servicing of valve Gear Box Size: > 12”

10.5.20 Flange (Above DN300) Attend Defect

10.5.21 Replacement of flange gasket of HP/ LP valves, Piping & fittings on per mm dia. basis of valve.

10.5.22 Expansion Joints (UPTO 1000MM) Replacement

PART-F: Breakdown maintenance work of TG Area: Replacement of Valves/ NRV/PRV & Miscellaneous work

10.6.01 LP Valves -Replacement on per mm dia basis, Class: 150-800

10.6.02 HP valves- Replacement on per mm dia basis, Class: > 800

10.6.03 Steam Piping (DIA<=6") Stress Relieving

10.6.04 Steam Piping (DIA>6") Stress Relieving

10.6.05 Fabrication & Erection of platform, stairs & Rack on Tonnage basis

10.6.06 Erection of Scaffolding

PART-G: General cleaning of turbine area for 2X660 MW JTPS , Malawan Etah

10.7.01 Daily Cleaning work of all Floors, stairs, railings, trenches, door etc in the turbine area.

10.7.02 Weekly Cleaning work of ventilation and cooling air ducts, piping, columns, etc in the turbine area.

10.7.03 Mechanised cleaning of T.G. floor, 2X660 MW-JTPS, Malawan Etah

Operation and general up keeping of Workshop Machines/Equipments for 2X660 MW, JTPS.

10.8.1 Operation and up keeping of Machine and Equipments

10.8.2 Housekeeping, Workshop Machines, Cleaning and oiling and General cleaning of Workshop.

20.010 Routine and Preventive/Breakdown Maintenance of Main Boiler & its accessories Including Pressure Part , Soot Blowers, HP Valves, LP Water Pumps, Online sealing of Valves, Insulation Refractory works etc and Daily Routine Maintenance of Main Boiler as well as Auxiliary Boiler and cleaning activities of these in general shift of 2X660 MW,JTPS Malawan Etah for a period of 02 Year.

20.1 Preventive/Breakdown maintenance of Pressure Parts

20.1.1 Attending tube leakage up to 1st ten H.P. weld joints. (irrespective of number H.P. weld joints in one frequency)

20.1.2 Attending tube leakages for each H.P. weld joints beyond 10 Nos. of H.P. weld joint.

20.1.3 Boiler HP Joint Radiography

20.1.4 Fixing of Scaffolding during Attending Tube Leakage.

20.1.5 Sky Climber Installation and Removal.

20.1.6 Eco Coils Attend defect online.

20.1.7 Stress Relieving of HP Joints.

20.1.8 Boiler (Tube Bends) Fabrication.

20.1.9 Boiler Segment Shield Welding.

20.1.10Boiler Peep/Man Hole Attend Defect.

20.1.11 Hanger Inspection.

20.1.12 Hanger Servicing.

20.2 Preventive/Breakdown maintenance of soot blowers

20.2.1 Wall Blower/LRSB Over hauling

20.2.2 Attending Defect of Soot Blower Valve

20.2.3 Wall Blower Servicing.

20.2.4 Operation & Maintenance of LRSB.

20.2.5 Flange (Gasket) Replacement of soot blowers.

20.3 Preventive/ Breakdown maintenance of sky climber

20.3.1 Testing of Sky climber after installation.

20.3.2 Over hauling of Sky Climber.

20.4 Removal of Honey comb from Boiler.

20.5 Over Hauling/Servicing of HP Valves.

20.5.1 Overhauling of Safety Valve.

20.5.2 Overhauling of Control Valve size up to 6".

20.5.3 Servicing of HP Valve size up to 6"

20.5.4 Servicing of HP Valve size above 6" to 12"

20.5.5 Servicing of HP Valve size above 12"

20.5.6 Servicing of NRV size 6" to 12"

20.5.7 Servicing of NRV size below 6"

20.5.8 Servicing of NRV size above 12"

20.5.9 Overhauling of E/M Relief Valve.

20.5.10 Gland Replacement of HP Valve.

20.6 Preventive/ Breakdown & Over hauling of Boiler fans.

20.6.1 Coupling and alignment of Fan.

20.6.2 Overhauling of Fan.

20.7 Checking and Fault removal of Oil gun assembly.

20.8 Preventive/Breakdown maintenance of duct & dampers

20.8.1 Attending defect of dampers and Gate.

20.8.2 Replacement of Damaged portion of Duct.

20.8.3 Repair of damaged Expansion Joints.

20.9 Preventive/ Breakdown maintenance of LP water pumps.

20.9.1 Servicing of LP Water Pump.

20.9.2 Replacement of LP Water Pump Bearing.

20.9.3 Replacement of LP Water Pump Gland.

20.9.4 Coupling and alignment of LP Water Pump.

20.10 Removal and Installation of Scanner hose/Purg air hose Pipe.

20.11 Preventive/ Breakdown maintenance of lube oil system of hydraulic valves.

20.11.1 Replacement of Lube oil Pump.

20.11.2 Over hauling of Lube oil System.

20.11.3 Alignment of Lub Oil Pump Coupling

20.12 Servicing of Electrical hoist

20.13 Servicing of LP Valve size up to 6".

20.14 Replacement of LP Valve (Flange Type) size up to 6".

20.15 Insulation & Refractory of Boiler and Turbine area.

20.16 NDT (Die Penetration) DPT.

20.17 Structural Fabrication.

20.18 Online Leak sealing of HP Valve.

20.18.1 Attending defect of online

20.18.2 Ring Clamp(above 2") attend defect

20.18.3 Box Clamp(above 9") attend defect

20.21 Online Safety Valve set pressure verification and set pressure adjustment by Valtest method for safety Valve installed in Boiler area.

20.21.1 Safety Valve setting

20.21.2 Including Travelling charges with fare expenses issued.

20.22 Daily routine maintenance work scope including burners, scanner air fan, purge air fan, Checking of soot blowers, oil gun cleaning etc. in respect of Main boiler as well as Aux boiler work round the clock (one job= 2 boiler 660 MW per day)

20.23 Cleaning of boiler and other associated work of 2X660 MW as well as Aux boiler. As per scope of work (one job= 1 boiler 660 MW per day)

30 Round the Clock Operation and Maintenance Works of Bowl Mill, Gravimetric Coal Feeder, Coal Mill Reject System, ID/FD/PA Fan and its associated system of 2X660 MW Jawaharpur Thermal Power Station, Malawan, Etah for a period of 02 Year

30.1 ROUND THE CLOCK ROUTINE, PREVENTIVE & BREAKDOWN MECHANICAL MAINTENANCE OF BOWL MILL AND ITS ASSOCIATED SYSTEM AS PER SCOPE OF WORK AND BILL OF QUANTITY.

30.1.1 Inspection/ Replacement Of Mill Coupling

30.1.2 Oil Replacement Of Mill Roller Assly/ Gear Box/ Centrifuging Of Oil

30.1.3 Replacement Of Bull Ring Segment (Grinding Table segments)

30.1.4 Adjustment/ Repair Of Separator Body Assembly/ Classifier Servicing

30.1.5 MDV/KGV/ Burner Inlet Gate/Variable Orifice/Transition Piece Replacement

30.1.6 Repair/Replacement Of Scraper Assy.

30.1.7 Replacement / Checking Of Labyrinth Seal (Sealing air chamber ring) Assembly Per mill

30.1.8 Mill Gearbox Input Shaft/ Bearing Replacement

30.1.9 Cleaning, Greasing, Servicing of electrically operated hoist.

30.1.10Structure Fabrication

30.1.11 Replacement of Roller Assembly.

30.1.12 Replacement Of Worn Out Grinding Roll (Tyre) With New/Healthy One including Servicing of Roller assembly.

30.1.13 Replacement/Repairing of Airport Ring Assembly (Louver ring, scatter ring). Complete One Set (One Set Consist Of 08 Pieces).

30.1.14 Repairing/Replacement Of Bowl Extension Ring Segment (Dam ring and wear ring).

30.1.15 Repairing Eroded Portion Of Classifier Inner Cone (Grit cone).

30.1.16 Complete Dense Hard Facing of Airport Ring Assembly & Extension Ring (Armour ring, Louver ring, scatter ring, dam ring, wear ring and other mill internals) With L&T-670/700 Hard Facing Electrode.

30.1.17 Servicing Of Lube Oil System Of Mills (One Mill Makes One Job).

30.1.18 Replacement/servicing of journal stop bolt (Buffer stopper with bushing)

30.1.19 Checking/replacement of (leaking) victaulic coupling (QRC) rubber gasket of MDV/ Transition piece

30.1.20 Replacement/ refitting/servicing of classifier blade

30.1.21 Replacement of mill side (body) liner

30.1.22 Servicing of seal air valve on seal air header of mills/Rocker arm

30.1.23 Complete overhauling of Roller Assembly

30.1.24 Servicing of HSLM Cabinet system with Nitrogen gas system and hydraulic cylinders/ pistons of one mill

30.1.25 Replacement of Rocker arm bearings

30.1.26 Servicing/ Overhauling of Hydraulic swing cylinders

30.1.27 Replacement of Rocker Arm

30.1.28 Replacement of Armour plates of mill body door housing & Rocker arm

30.1.29 Round The Clock Routine Maintenance Of Bowl Mills, RC Feeders, Coal pipes & other Miscellaneous work.

30.1.30 Cleaning/ Removal of choking from the split raw coal pipe from bunker outlet gate to bowl mill (mainly during rainy season) choked due to wet coal in the form of slurry/sticky.

30.2 BREAKDOWN MECHANICAL MAINTENANCE OF RC FEEDER AND COAL PIPE AS PER SCOPE OF WORK AND BILL OF QUANTITY.

30.2.1 Inspection and Maintenance Gravimetric Feeder

30.2.2 Replacement of Belt

30.2.3 Replacement of Belt Drive Reducer

30.2.4 Servicing of Belt Drive Reducer & Eddy Current Clutch Coupling

30.2.5 Replacement of Clean out Conveyor Drive Reducer

30.2.6 Servicing of Clean Out Conveyor Drive Reducer

30.2.7 Replacement of Head/Tail Pulleys/ Idlers/ Coc Shaft of Coal Feeder

30.2.8 Servicing of Feeder Inlet/Outlet Gates/ Bunker Outlet Gates

30.2.9 Feeder Bearing Replacement

30.2.10 Attend Breakdown of Feeder

30.2.11 Removal of choking from Coal Pipe

30.2.12 Replacement of Center Feed Pipe Coupling Area with SS Spool Piece

30.2.13 Replacement Coal Pipe Coupling Gasket/ Coupling Assy

30.2.14 Attending Coal Dust Leakage

30.2.15 Welding/ Patch Welding Work for Repairing

30.2.16 Straight Pipe Rotation/ Replacement of Pulverize Fuel Pipe

30.2.17 Coal Pipe Bend Replacement

30.2.18 Repairing/Adjustment of Fuel Piping Supports/ Hangers

30.3 ROUND THE CLOCK ROUTINE, PREVENTIVE MECHANICAL MAINTENANCE OF COAL MILL REJECTS SYSTEM AND ITS ASSOCIATED SYSTEM.

30.3.1Round The Clock Operation PLC (Auto) Room/ Manually From Mill Site And Compressor For Coal Mill Reject Handling System And Routine/ Preventive Maintenance Of Pneumatic Coal Mill Reject Handling System & Compressor With Air Receiver Tank And Air Pipe Lines Etc. Along With The House Keeping Of Reject System And Near By Area. ( Like Reject Hoppers,Mill Gear Box, Mill Motor Coupling Etc).

30.3.2 Round the Clock Handling, Lifting and Shifting of Coal Mill Reject from

30.3.2.1 Mill Floor at ‘0’ Meter.

30.3.2.2 Below the Silo

30.4 ROUTINE, PREVENTIVE & BREAKDOWN MECHANICAL MAINTENANCE OF ID/FD/PA FAN AND ITS ASSOCIATED SYSTEM AS PER SCOPE OF WORK AND BILL OF QUANTITY.

30.4.1 Repairing Of ID/FD/PA Fan

30.4.2 Arresting Of Lube Oil Leakage (Inside Casing) Of ID/FD/PA Fan

30.4.3 Maintenance Of Lube Oil System (FD/ PA/ ID)

30.4.4 Maintenance Of Mill Seal Air Fan / ID Fan Seal Air Fan

30.4.5 Overhauling Of Mill Seal Air Fan/ ID Fan Seal Air Fans

30.4.6 De-Coupling, Coupling And Alignment Of Mill Seal Air Fan / ID Fan Seal Air Fan

30.4.7 Routine Maintenance Of ID/FD/PA Fans, ECW & APH System during General shift per Day and other Miscellaneous work

30.5 Preventive & Breakdown Mechanical Maintenance of APH and Its Associated System as per Scope of Work and Bill of Quantity.

30.5.1 Replacement/ Rectification and setting out Board/ Middle Board/ In Board Radial Seal and Circumferential (By Pass) Seals and Plates of Hot End & Cold End of Air Pre-Heater.

30.5.2 Repairing/ Replacement of Static Seal Plates by Fabrication, Cutting, Grinding, Welding of Hot End & Cold End of APH for Sector Plate.

30.5.3 Repairing/ Replacement of Rotor Post Seal of Hot End & Cold End of APH

30.5.4 Resetting/ Replacement of Axial Seal and Leveling of Axial Seal Plate by means of Adjusting Bolt in APH

30.5.5 Servicing of Lube Oil System of Guide/ Support Bearing of APH. One Job include One Lube Oil System.

30.5.6 Replacement of Guide Bearing

30.5.7 Replacement of Support Bearing

30.5.8 Replacement of Guide Trunion

30.5.9 Inspection & Housing Level Checking of Support Bearing or Guide Bearing of APH

30.5.10 Air Seal Housing Inspection and Replacement of Packing Rope of Guide or Support Bearing

30.5.11 Inspection of Gear Box, Drive Pinion & Pin Rack

30.5.12 Gear Boxes overhauling (RDU/SDU)

30.5.13 PM of Air Motor and Associated Valves/ Lines of APH

30.5.14 Servicing/ Replacement of Air Motor and Associated Valves/ Lines

30.5.15 Repair/ Cleaning or Replacement of APH Wash and Fire-Fighting Lines

30.5.16 Trial Run of Air Heater

30.5.17 Air Receiver Tanks Testing

30.5.18 Replacement of Main Drive Gear Box

30.5.19 Air Seal Assembly Repair

30.5.20 Rotor Inspection

30.5.21 Overhauling of APH Soot Blowers

30.5.22 Attending Defects of APH Soot Blowers

30.5.23 Servicing of APH Soot Blower

40 1.Routine, Preventive Maintenance,Breakdown Maintenance (Mechanical), General Up keeping of CW/ACW pumps and it’s Auxiliaries, EOT cranes/ Mono Rail Cranes, Natural Draft Cooling Tower system 2. Routine, Preventive Maintenance,Breakdown Maintenance (Mechanical) of Intake pumps, travelling screen, Raw water pumps (Ash water pumps and Raw water to PTP), Rain water pump, coolers, channel gate, strainers, LOP, all others equipment associated to above systems and EOT crane 03 Nos. 5Ton M/s. Reva make, 02 Mono rail Crane capacity <3Ton for 2x660 MW, JTPS for 2x660 MW, JTPS. 3. Routine, Preventive Maintenance,Breakdown Maintenance (Mechanical) of all water/lube/sludge pumps, 15 pumps of clarified pump house, 15 pumps of D.M. Water pump house, 04 Condensate Water pump house, coolers, strainers, LOP, all others equipment associated to above systems and EOT crane 03 Nos. (5Ton M/s. Reva make), JTPS. of 2x660 MW, JTPS

40.1.01 1. Routine, Preventive (Mechanical) of M/s. KSB make CW Pumps (05Nos., 2W/Unit+1S), ACW Pumps (03Nos., 1W/Unit+1S) and CW LOP water pump total; 10No. (1W+1S)/Unit, M/s. GE Power make- ACW Self Cleaning Strainer 04Nos., (1W+1S)/Unit, ACW PHE (Plate Heat Exchanger) -04Nos {1W+1S}/Unit) and Valves/Butterfly Valves associated with CW & ACW system(Skilled -01, Semi Skilled -02, Unskilled-01)INTAKE/RAW WATER/ Rain water pumpSYSTEM 2.RUNNING ROUTINE AND PREVENTIVE MAINTENANCE OF NATURAL DROUGHT COOLING TOWER SYSTEM 3.Routine, Preventive Maintenance (Mechanical), General Up keeping of Intake pumps, travelling screen, Raw water pumps(Ash water pumps and Raw water to PTP), Rain water pump, coolers, channel gate, strainers, LOP, all others equipment associated such as coolers, channel gate, strainers, LOP, flanges, all types of valves/B.F., pipes and all others equipment associated to above systems 4. Routine, Preventive Maintenance (Mechanical), General Up keeping of 15pumps of clarified pump house, 15 pumps of D.M. Water pump house, 04 Condensate Water pump and all others equipment associated such as coolers, channel , strainers, LOP, flanges, all types of valves/B.F., pipes and all others equipment associated to above systems.

40.2 1.EOT AND MONO RAIL CRANES OF C.W.PUMP HOUSE Routine, Preventive Maintenance (Mechanical) of EOT crane 03 Nos. (01No. 50/5Ton M/s. Rewa make, Mono rail Crane capacity 3Ton (Total 02 Nos.). 2.EOT AND MONO RAIL CRANES:- INTAKE,RAW WATER AND RAIN WATER PUMP HOUSE- Routine, Preventive Maintenance (Mechanical) of EOT crane 03 Nos. 5Ton M/s. Rewa make, 3.EOT AND MONO RAIL CRANES:- CLARIFIED , D.M. WATER AND CONDENSATE PUMP HOUSE- Routine, Preventive Maintenance (Mechanical) of EOT crane 03Nos. 5Ton M/s. Rewa make, Mono rail Crane capacity 3Ton (Total 02 Nos.) 4. EOT CRANES OF GIS BUILDING. Routine, Preventive Maintenance (Mechanical) of EOT crane 03 Nos.(<10Ton) M/s. Rewa make,

40.3 Breakdown Maintenance (Mechanical) of M/s. KSB make CW Pumps (05Nos., 2W/Unit+1S), ACW Pumps (03Nos., 1W/Unit+1S) and CW Lub water pump total; 10No. (1W+1S)/Unit, M/s. GE Power make- ACW Self Cleaning Strainer 04Nos., (1W+1S)/Unit, ACW PHE (Plate Heat Exchanger) -04Nos {1W+1S}/Unit) and Valves/Butterfly Valves associated with CW & ACW system and EOT crane 03 Nos. (01No. 50/5Ton M/s. Rewa make, Mono rail Crane capacity 5Ton to 10Ton (Total 10 Nos.) for 2x660 MW, JTPS.

40.3.1 Decoupling & coupling of motor and CW pump (while motor replacement)/motor removal and fitting of motor of CW pump

40.3.2 Alignment of motor and CW pump

40.3.3 Break down maintenance/Overhauling of CW pump

40.3.4 Decoupling & coupling of motor and ACW/Raw Water(Ash water /PTP)/Rain Water pump with adjustment of pump lift (while motor replacement)/motor removal and fitting of ACW motor

40.3.5 Alignment of motor and ACW/Raw Water(Ash water /PTP)/Rain Water pump

40.3.6 Break down maintenance/Overhauling of ACW/Raw Water(Ash water /PTP)/Rain Water pump

40.3.7 Cleaning of screen of ACW/Raw Water(Ash water /PTP)/Rain Water pump

40.3.8 Servicing/Maintenance of Lub water cooling pump and attend defect

40.3.9 Cleaning of mesh of self-cleaning strainer

40.3.10 Servicing of self-cleaning strainer (including drive assembly)

40.3.11 Inspection/Cleaning and reconditioning of plate heat exchanger (PHE) OF ACW line

40.3.12 Servicing/maintenance of Air release vent (ARV) / Isolation valve and attend defect

40.3.13 Replacement of rubber sealing Ring (Door Seal ) of B/F valve <1000mm

40.3.14 Servicing of Butterfly valve <1000mm.

40.3.15 Replacement of Rubber sealing ring(Door seal) of Butterfly valve>1000mm.

40.3.16 Servicing of B/F valve >1000 mm.

40.3.17 Replacement of Expansion bellow

40.3.18 Cleaning of sump pit of CW/ACW Pump/Intake pump/Raw water pump.

40.3.19 Providing a Diving team of 03 Divers & 01 Supervisor 01 Helper for underwater diving services

40.4 Breakdown mechanical maintenance of Natural drought cooling tower system of 2x660 MW, JTPS, Malawan, Etah.

40.4.1 NDCT distribution Pipe/Nozzles Cleaning

40.5.3 NDCT Fill Packs replacement/cleaning (Online)

40.4.4 CT Basin Cleaning:- Cleaning (Mechanical cleaning)

40.5 Breakdown Maintenance (Mechanical) of all water/lube/sludge pumps clarified pump house, of D.M. Water pump house, Condensate Water pump house , NDCT and all water/lube/sludge pumps all for 2x660 MW, JTPS.

40.5.1 Breakdown/Overhauling of Horizontal Pump

40.5.1.1 Breakdown/Overhauling of Horizontal Pump: ( Capacity<100 M3/)

40.5.1.2 Breakdown/Overhauling of Horizontal Pump: (Capacity>100<=300 M3/)

40.5.1.3 Breakdown/Overhauling of Horizontal Pump: (Capacity>300 M3/)

40.5.2 Alignment of Horizontal Pump

40.5.2.1 Alignment of Horizontal Pump ( Capacity<100 M3/)

40.5.2.2 Alignment of Horizontal (Capacity>100<=300 M3/)

40.5.2.3 Alignment of Horizontal Pumps (Capacity>300 M3/)

40.5.3 Overhauling of Lube oil Pump:

40.5.4 Alignment of Lube oil Pump:

40.5.5 Overhauling of Various Centrifugal Pumps/Sludge disposal pump

40.5.6 Decoupling & coupling of motor and pump (while motor replacement)/motor removal and fitting of motor of pump(Clarified/D.M./Condensate etc)

40.5.7 Replacement of thrust bearing/spherical roller bearing

40.5.8 Attending Defects in Flanges

40.5.9 Replacement of Lube oil Pump.

40.6.10 Over hauling of Lube oil System.

40.6 Maintenance (Mechanical) of Electrical/manual/Portable Hoists / Inspection, Testing & Issue of required Statutory test certificate for EOT Crane for 2x660 MW, JTPS.

40.6.1 Servicing of Electrical hoist (Load range <03 T).

40.6.2 Servicing of Portable hoist (Load range <03 T

40.6.3 Inspection, Testing & Issue of required Statutory test certificate for CWPH EOT Crane (50/5 MT).

40.6.4 Inspection, Testing & Issue of required statutory test certificate for Cranes (>03 To12 ton capacity).

40.6.5 Inspection, Testing & Issue of required statutory test certificate for Cranes <=03 T

40.7 Break down maintenance of motor operated control valve, motor operated gate/globe valves, manually operated gate/globe valves, check valves

40.7.1 Overhauling of motor operated/manual control valve, motor operated gate/globe valves, manually operated gate/globe valves, check valves of Raw water, intake water, Clarified water, D.M. water, Condensate, CW, DMCW, ACW line valves (except butterfly valves) will be done as per following scope of work

40.7.1.1 Overhauling of motor operated/Manual Valve: Valve (Dia<6”)

40.7.1.2 Overhauling of motor operated/Manual Valve: Valve (Dia 6-12”)

40.7.1.3 Overhauling of motor operated/Manual Valve: Valve (Dia>12 -20”)

40.7.1.4 Overhauling of motor operated/Manual Valve: Valve (Dia>20 to32”)

40.7.1.5 Overhauling of motor operated/Manual Valve: Valve (Dia >32”)

40.7.2 Replacement of flange type(All) valves

40.7.2.1 Replacement of flange type gate / globe valves/butterfly valves of (Dia<06”)

40.7.2.2Replacement of motor operated /Manual Valve (Dia 6-12”)

40.7.2.3 Replacement of motor operated/Manual Valve (Dia 12-20”)

40.7.2.4 Replacement of motor operated/Manual Valve (Dia -21-32”)

40.7.2.5 Replacement of motor operated/Manual Valve (Dia >32”)

40.7.3 Expansion Joints Replacement

40.7.3.1 Expansion Joints (UPTO <32”) Replacement

40.7.3.2 Expansion Joints (>32”) Replacement

40.7.4 Attending Defects in Expansion Joints

40.8 Repair/ Replacement of various metal M.S./S.S./G.I./C.S. etc. and HDPE pipe line of various sizes

40.8.1Repairing in HDPE pipes

40.8.2 Laying of HDPE pipes

40.8.3 Attending Defects in pipes line

40.8.4 Erection/laying of Lines

40.8.4.1 Erection/laying of pipe Lines <=100mm

40.8.4.2 Erection/laying of pipe Lines, >100 to 400 mm

40.8.4.3 Erection/laying of pipe Lines,>400

40.8.5 Miscellaneous repairing / welding work of Pipe lines

40.9 Fabrication & Erection of Platform, Stairs, Rack, scaffolding on Tonnage basis

40.9.1 Fabrication & Erection of Platform, Stairs, Rack on Tonnage basis

40.9.2 Erection of scaffolding

40.10.1 Cleaning of water storage tank, Capacity-1200/1000/800 KL

40.11 General cleaning of Intake/Raw/Rain/C.W./Clarified/ D.M.Water/ CondensateB.O.P. Pump area for 2x660 MW JTPS , Malawan Etah

40.11.1 Daily Cleaning work of all Floors, stairs, railings, trenches, doors etc in the B.O.P. Pump area.

40.11.2 Weekly Cleaning work of ventilation and cooling air ducts/ piping, columns, etc in the BOP area.

40.11.3 Weekly Mechanized cleaning of BOP area- 2x660 MW, JTPS

40.12 COMPRESSED AIR SYSTEM

40.12.01 Routine preventive maintenance (mechanical) of M/s Atlas Copco make Instrument Air 04 Nos., Service air compressors 04 nos., Air Dryer 04 Nos, External Air coolers 04 Nos, Receiver tanks 08 nos.alongwith headers

50. Biennial Round the clock routine, preventive & breakdown mechanical maintenance and assisting in operation of complete Water & Waste Water Treatment Plant of 2X660 MW, JTPS, Malawan, Etah.

50.1 Round the clock routine, preventive maintenance and assisting in operation of complete Water & Waste Water Treatment Plant.

50.2 Breakdown mechanical maintenance of complete Water & Waste Water Treatment Plant,

50.2.1 Breakdown mechanical maintenance of Pre-Treatment Plant, DM Plant, Effluent Treat-ment Plant

50.2.1.1 Servicing / repairing of Valves (Dia<=100mm)

50.2.1.2 Servicing/repairing of Valves (Dia100mm-200mm)

50.2.1.3 Servicing/repairing of Valves (Dia>200mm)

50.2.1.4 Overhauling Valves (Dia=<100mm)

50.2.1.5 Overhauling Valves (Dia100mm-200mm)

50.2.1.6 Overhauling Valves (Dia>200mm)

50.2.1.7 Replacement of Valves (Dia=<100mm)

50.2.1.8 Replacement of Valves (Dia100mm-200mm)

50.2.1.9 Replacement of Valves (Dia>200mm)

50.2.1.10 Overhauling of Horizontal Pumps(LP)(dia<100 mm)

50.2.1.11 Overhauling of Horizontal Pumps(LP)(dia 100 mm-200 mm)

50.2.1.12 Overhauling of Horizontal Pumps(LP)(dia>200 mm)

50.2.1.13 Overhauling of Horizontal Pumps(HP)(dia 100 mm-200 mm)

50.2.1.14 Alignment of Horizontal Pumps(LP)(dia<100 mm)

50.2.1.15 Alignment of Horizontal Pumps(Dia100-200mm)

50.2.1.16 Alignment of Horizontal Pumps(Dia>200mm)

50.2.1.17 Servicing/repairing of Horizontal Pumps(LP)(Dia<100mm)

50.2.1.18 Servicing/repairing of Horizontal Pumps(LP/HP)(Dia100mm-200mm)

50.2.1.19 Servicing/repairing of Horizontal Pumps(Dia>200mm)

50.2.1.20 Overhauling of Agitators/Floculators

50.2.1.21 Servicing of Agitators/Floculators

50.2.1.22 Overhauling of Clarifloculator

50.2.1.23 Overhauling of Blowers

50.2.1.24 Bearing replacement of Blowers

50.2.1.25 Belt replacement of Blowers

50.2.1.26 Overhauling of Reciprocating pumps

50.2.1.27 Servicing/repairing of Reciprocating pumps

50.2.1.28 Servicing of NRV

50.2.1.29 servicing of Screw pump

50.2.1.30 Overhauling of Screw pump

50.2.1.31 Choking Removal of GI Pipe

50.2.1.32 Servicing of Water Channel Gates

50.2.1.33 Gland replacement of Water Pumps

50.2.1.34 Attending Defects in Flanges

50.2.1.35 Choking Removal of clarifloculator

50.2.1.36 Servicing of Clarifloculator Drive

50.2.1.37 Repair/Replacement of rail of Electrical Hoist

50.2.1.38 Repair/servicing of Clarifloculator Scrapers

50.2.1.39 Lifting of water Channel Gates

50.2.1.40 Misclleneous Welding Works

50.2.1.41 Replacement of the Cartridge Filter Element of RO /UF Water System

50.2.1.42 Inspection, Repair and Replacement of the RO/UF Membranes of RO Water System

50.2.1.43 Attending Defects in HDPE pipe

50.2.1.44 Laying of HDPE pipes(per mtr)

50.2.1.45 Erection/laying of SS Line(per mtr)

50.2.1.46 Replacement of Pressure Vessels for RO/UF of RO Water System

50.2.1.47 Replacement of Victaulic coupling/bushes, CPVC Valves & Fitting of RO /UF Water System

50.2.1.48 Inspection of Pressure Vessels

50.2.1.49 Servicng of V/V gear box

50.2.1.50 Cleaning of Tanks

50.2.1.51 Overhauling of Vertical pumps(100 mm -200 mm size)

50.2.1.52 Overhauling of Vertical pumps(200 mm -300 mm size)

50.2.1.53 Overhauling of Vertical pumps(>=300 mm)

50.2.1.54 Replacement of seal of Butterfly Valves(>300mm)

50.2.1.55 Servicing of Butterfly Valves(>300mm)

50.2.1.56 EOT/Cranes (>15-30MT) servicing

50.2.1.57 Cleaning of Pit/Sump

50.2.1.58 Replacement of MS piping (100mm-200mm)

50.2.1.59 Replacement of MSRL Pipes

50.2.1.60 Laying of ERW Pipes(per mtr)

50.2.1.61 Bulk Chemicals (RESIN) Hndlg&Stacking/inert gas cylinder /chlorine tonners unloading

50.2.1.62 Overhauling of vessels

50.2.1.63 Servicing of air blower

50.2.1.64 Strainer Cleaning/choking removal

50.2.1.65 Replacement/filling of Resin

50.2.1.66 Servicing of diaphragm chamber/oil pressure relief valves

50.2.1.67 Attending gland leakage of various pumps and valves

50.2.1.68 Maintenance of gear box of PT-CW/ETP Clarifier/Floculator

50.2.1.69 Coupling Bush replacement and alignment in vertical pump

50.2.1.70 Laying of MS pipe line(per mtr)

50.2.1.71 Maintenance of Air Vent & ARV

50.2.1.72 Painting

50.2.1.73 Replacement/servicing/repairing of ejectors

50.2.1.74 Re rubber lining of Acid/Alkali/FeCl3 storage tanks etc. with natural rubber 5 mm thickness 2 ply (Inner Side and outer side around neck and around holes.)

50.2.1.75 Re rubber lining of Acid/Alkali/FeCl3/PE/Brine solution/ARU/CRU/CMB/N.pit/RO/UF cleaning solution etc.dosing/measuring Tanks with two layer of neoprene rubber each having thickness of 2.5 mm.

50.2.1.76 Re rubber lining of one stream of cation tank with two layer of neoprene rubber each having thickness of 2.5 mm.

50.2.1.77 Re rubber lining of one stream of Degasser tanks with two layer of neoprene rubber each having thickness of 2.5 mm.

50.2.1.78 Re rubber lining of one stream of anion tank with two layer of neoprene rubber each having thickness of 2.5 mm.

50.2.1.79 Re rubber lining of one stream of mixed bed tank with two layer of neoprene rubber each having thickness of 2.5 mm.

50.2.1.80 Rubber lining/re- rubber lining of Pipe/ bends / Tee including both side flanges etc. [including fabrication works for flanges joining] with new pipe having sizes from 25 NB to 250 NB. [Running Meter measured at centre line of pipes used]

50.2.1.81 Protective coating of Epoxy paint including removal of old paint, rusted surface, preparation of surface by sand blasting, two coat of epoxy primer and two or more coat of epoxy paint on outer/inner surface of Acid storage tanks /Alkali Storage Tank/ Alum Solution Preparation Tank /PE storage Tank/Demi tank/UF Feed Tank/UF Backwash Tank/UF Permit Tank /other vessels / pipes of various sizes / bends / tee’s / and other Misc. work.

50.2.2 Breakdown mechanical maintenance of of CW/RW/PW Chlorination Plant, CW Treatment Plant & Side Stream Filtration Plant

50.2.2.1 Servicing of CW chlorinator

50.2.2.2 Servicing of RW chlorinator

50.2.2.3 Servicing of CW evaporator

50.2.2.4 Servicing of RW evaporator

50.2.2.5 Replacement /servicing of CW/RW/PW Remote Vacuum regulator

50.2.2.6 Replacement /servicing of CW/RW/PW pressure relief valve

50.2.2.7 Replacement /servicing of CW/RW /PW Flow meter

50.2.2.8 Replacement /servicing of CW/RW /PW Flow control valve

50.2.2.9 Replacement /servicing of CW Differential pressure regulator

50.2.2.10 Servicing of PW chlorinator

50.2.2.11 Servicing/cleaning of CW Cl2 absorption tower with suction duct network

50.2.2.12 Repairing /Servicing of CW Injector assembly with associated NRVs/valves

50.2.2.13 Repairing /Servicing of RW Injector assembly with associated NRVs/valves

50.2.2.14 Repairing /Servicing of PW Injector assembly with associated NRVs/valves

50.2.2.15 Repairing /Servicing of complete tonner manifold of CW with associated valves & expansion cylinders

50.2.2.16 Repairing /servicing of complete tonner manifold of RW with associated valves

50.2.2.17 Repairing /servicing of CW chlorine dispenser lines of one chlorinator & evaporator with associated valves & filters

50.2.2.18 Repairing /servicing of PW chlorine dispenser lines of one chlorinator with associated valves & filters

50.2.2.19 Repairing /servicing of RW chlorine dispenser lines of one chlorinator with associated valves & filters

50.2.2.20 Replacement of coupling and Alignment of Booster pump

50.2.2.21 Replacement of coupling and Alignment of Recirculation pump

50.2.2.22 Servicing of caustic recirculation pump

50.2.2.23 Servicing of CW Booster pump

50.2.2.24 Overhauling of caustic recirculation pump

50.2.2.25 Overhauling of CW Booster pump

50.2.2.26 Servicing of caustic Blowers

50.2.2.27 Overhauling of caustic Blowers

50.2.2.28 Bearing replacement of different pumps

50.2.2.29 Bearing replacement of Blower

50.2.2.30 Repairing /Servicing of valves sizes 0mm-50mm

50.2.2.31 Maintenance /Servicing of valves sizes>50 mm -100 mm

50.2.2.32 Maintenance /Servicing of valves sizes >100mm -200mm

50.2.2.33 Repairing /Servicing of PP diaphragm/check valves sizes -0mm- 80mm

50.2.2.34 Repairing/servicing of CPVC NRV/BALL valve 0MM-50 mm

50.2.2.35 Repairng/servicing of CPVC BF/Check Valve 100mm-150 mm

50.2.2.36 Repair of MS pipeline work to arrest leakage

50.2.2.37 Repair of HDPE pipeline for CW to arrest leakage of chlorine solution

50.2.2.38 Repair of HDPE pipeline for RW to arrest leakage of chlorine solution

50.2.2.39 Repairing /servicing of CW Forebay chlorine solution diffuser with associated valves

50.2.2.40 Repairing /servicing of RW parshall flume chlorine solution diffuser with associated valves

50.2.2.41 Replacement of CW chlorinator PVC vacuum pipeline with associated bends, tees, unions, flanges etc

50.2.2.42 Replacement of RW/PW chlorinator PVC vacuum pipeline with associated bends,tees, unions, flanges etc

50.2.2.43 Fabrication of lead gaskets ID 13mm, OD :20MM Thickness : 3mm (as per sample)

50.2.2.44 Refilling with maintenance /serving of oxygen cylinder and safety set

50.2.2.45Repairing /Servicing of emergency shower with associated pipe line & valve connected to source

50.2.2.46 Servicing of CW/RW line strainers

50.2.2.47 Attending B/d by re-rubber lining of different pipes, bend, pipes, Tee & Cross

50.2.2.48 Repairing /Servicing & revisioning of stroke adjustment of Acid dosing pump/scale inhibitor/corrosion inhibitor /biocide dosing pump

50.2.2.49 Complete cleaning & removal of foreign-material from scale inhibitor /corrosion inhibitor/biocide tanks, their strainer, backwashing of tank & Cleaning & flushing of pipe lines

50.2.2.50 Repairng/Servicing of agitator of scale inhibitor tank/corrosion tank/bio dispersant tank of dosing system

50.2.2.51 Repairing/Servicing of acid unloading pumps along with suction and discharge valve

50.2.2.52 Attending leakage in pipe lines

50.2.2.53 Repairing/servicing of PTFE NRV/ball/Diaphragm valve (0mm-50 mm)

50.2.2.54 Painting of Acid Storage Tank, Acid/Scale/ Corrosion inhibitor/ biocide measuring Tanks (Note : Paint and primer is in the contractor scope)

50.2.2.55 Overhauling of SSF Filter Back wash Pump

50.2.2.56 Servicing of SSF Filter Back wash Pump

50.2.2.57 Overhauling of SSF Air blower

50.2.2.58 Servicing of SSF Air blower

50.2.2.59 Replacement of Bearing of Filter Back wash Pump

50.2.2.60 Replacement of Bearing of Filter Back wash blowers

50.2.2.61 Replacement of coupling, Alignment & balancing of Back wash pumps

50.2.2.62 Cleaning /removal of mud/sludge from SSF Backwash Water Pit and its disposal

50.2.2.63 Miscellaneous repairing / welding work of MS Pipe lines

50.2.2.64 Replacement/ Top up of media (sand ) per m3

50.2.2.65 Inspection of Pressure Vessels

50.2.2.66 Cleaning of Pressure Vessels

50.2.2.67 Gland replacement of Water Pumps

50.2.2.68 Attending Defects in Flanges

50.2.2.69 Attending gland leakage of various pumps and valves.

50.3 Bienneal round the clock & routine collection and preparation of sample and analysis of water/steam/coal/oil/ash/waste water and Monitoring, Recording & maintaining Water Chemistry of 2X660 MW, JTPS Malawan Etah.

50.3.1 Round the clock collection and preparation of sample and analysis of water/steam/coal/oil/ash/waste water and Monitoring, Recording & maintaining Water Chemistry of 2X660 MW,JTPS, Malawn Etah.

50.3.2 Routine collection and preparation of sample and analysis of water/steam/coal/oil/ash/waste water/flue gas/mill fineness/various components pertaining to pollution etc. and Monitoring, Recording & maintaining Water Chemistry ,calibration of instruments and Standardization of solutions for the special testing.

60.1 Routine and Preventive Maintenance of Mechanical systems of ESP, for 2x660 MW, JTPS, Malawan, Etah.

60.1.1 Cleaning and sweeping of all railing of ESP top cover and cleaning of geared motor emitting electrode rapping mechanism. (96 Nos.)

60.1.2 Cleaning and sweeping of platform between passes and cleaning of geared motor of collecting electrode rapping mechanism.

60.1.3 Checking of oil level and attending oil leakage in all geared motor of CERM, DERM, GDRM (per week).

60.1.4 Cleaning and sweeping of all stairs railing and platform from ‘0’ mtr. to top of ESP.(per week)

60.1.5 Cleaning and sweeping of outside casing walls between passes.(once in two month)

60.1.6 Inspection and tightening of nut and bolts of CERM, DERM & GDRM if found in loose condition.(once in a week)

60.1.7 Cleaning of ash dust from ESP top roof of one pass, monthly per pass.

60.2 Breakdown Maintenance of Mechanical systems of ESP

60.2.1 Cleaning of complete structure, electrodes, shock bar, rapping mechanism, insulators & hoppers from inside of ESP of one field by wire brush, hard broom and old cloth/water washing.(one Field)

60.2.2 Replacement/Repairing of rapping hammer.

60.2.3 Replacement of plane bearing of rapping mechanism.

60.2.4 Repairing of rapping shaft.

60.2.5 Straightening of rapping shaft

60.2.6 Replacement of rapping shaft.

60.2.7 Repairing of bent collecting electrodes in ESP chamber in fix position.

60.2.8 Fixing of collecting electrodes with clamp/strip by bolting & welding.

60.2.9 Repair/Replacement of shock bar.

60.2.10 Replacement of shock pads

60.2.11 Repairing of shock bar guide (front/ rear) and shock bar guide attachment by welding or grinding wherever required.

60.2.12 Straightening of bent guide bar of collecting structure.

60.2.13 Removal of damaged emitting electrode and fixing the new emitting electrode.

60.2.14 Changing of damaged support Insulator.

60.2.15 Changing of damaged Shaft Insulator.

60.2.16 Alignment of disturbed emitting structure.

60.2.17 Repairing of support insulator screen pipe inside the ESP.

60.2.18 Replacement of asbestos rope of ESP shaft insulators cover.

60.2.19 Replacement of damaged motor gear box of rapping system.

60.2.20 Repairing of damaged rapping gear box.

60.2.21 Repairing of coupling of reduction gear box of collecting/emitting/GD rapping system.

60.2.22 Replacement of asbestos rope of ESP hopper manhole/Casing manhole/ Casing top manhole.

60.2.23 Repairing of manhole by replacing the damaged plate portion with new one.

60.2.24 Repairing of eroded portion by welding in ash hopper, ESP roof and other places inside and outside of the ESP chamber:

60.2.25 Repair/ fixing/welding of ash deflector plate

60.2.26 Repairing/ Re-fabrication of support of duct plate at ESP inlet.

60.2.27 Repairing of bracings between ESP inlet gate and GD Screen and rear side of ESP by providing patch at eroded area or changing new piece by bracing pipe as per size.

60.2.28 Repairing /re-fixing of deflector plate on gas distribution screen.

60.2.29 Inspection and checking of ESP field and removal of minor defect.

60.2.30 Repairing of GD Screen.

60.2.31 Servicing of monorail.

70 Routine, Preventive and Breakdown maintenance works, Cleaning works, Decantation of LDO from BTPN rakes & other associated maintenance works of Fuel oil system And Round the clock Operation and Routine, Preventive, Breakdown maintenance & General cleaning work in 2x660MW, JTPS-Extn-Malawan Etah.

70.1 Routine, Preventive and Breakdown maintenance works, Cleaning works, Decantation of LDO from BTPN rakes & other associated maintenance works of Fuel oil system

70.1.1 Routine & Preventive maintenance works of fuel oil System.

70.1.2 Cleaning of LDO storage tank, Capacity-3000 KL. Completion time-08 days (8 hrs shift).

70.1.3 Cleaning of DOT, Capacity-100 KL. Completion time-02 day (8 hrs shift).

70.1.4 Daily cleaning of fuel oil pump house area, Work includes cleaning of all trenches, channel & open drains inside and outside of fuel oil pump house area.

70.1.5 Complete cleaning of LDO Unloading Header to Aux Boiler. Cleaning also includes Cutting of Vegetation around unloading header and shifting of cutted vegetation in scrap yard or as decided by JE/AE/EE concerns. Completion period-01month=02 jobs.

70.2 Break Down Maintenance works of fuel oil system

70.2.1 Servicing of LDO unloading screw pumps (Installed Qty-06 nos)

70.2.2 Servicing of LDO pressurizing screw pumps (Installed Qty-3 nos.)

70.2.3 Servicing of Transfer pump pumps (Installed Qty-2 nos)

70.2.4 Servicing of Vertical Drain oil pump (Installed Qty-2 nos)

70.2.5 Servicing of Gate Valve/Globe Valve/NRVs Size 20mm to 50mm.

70.2.6 Servicing of Gate Valve/Globe Valve/NRVs Size above 50 to 100mm.

70.2.7 Servicing of Gate Valve/Globe Valve/NRVs Size above 100-150mm.

70.2.8 Servicing of Gate Valve/Globe Valve/NRVs Size above 150-200mm.

70.2.9 Servicing of Gate Valve/Globe Valve/NRVs Size above 200-450mm.

70.2.10 Replacement of Gate Valve/Globe Valve/NRVs Size 20mm to 50mm.

70.2.11 Replacement of Gate Valve/Globe Valve/NRVs Size above 50mm to 100mm.

70.2.12 Replacement of Gate Valve/Globe Valve/NRVs Size above 100 to 150mm.

70.2.13 Replacement of Gate Valve/Globe Valve/NRVs Size above 150-200mm.

70.2.14 Replacement of Gate Valve/Globe Valve/NRVs to above 200 to450mm.

70.2.15 Replacement / Repairing of Three-way Valve.

70.2.16 Attending the leakage of steam, LSHS/LDO, Pipe Line Dia.-50x4mm..

70.2.17 Attending the steam leakages of Steam Pipe lines of Dia. 80-100x5mm.

70.2.18 Attending the steam leakages of Steam Pipe lines of Dai. 100x6mm and above.

70.2.19 Alignment of LSHS/LDO pressurizing,transfer pumps & unloading pumps.

70.2.20 Replacement of New/serviced LSHS/LDO pumps.

70.2.21 Repairing/Replacement of pressure release safety valve of LSHS/LDO system (One PRS valve makes one number Job.

70.2.22 Attending leakage of steam from tracing line.

70.2.23 Cleaning of Strainer of LDO/LSHS

70.2.24 Decantation of LDO/LSHS from BTPN rakes by making connection for unloading and making disconnection after unloading.

70.3 Insulation work of Steam/water/oil piping

70.3.1 Insulation of Steam/water/oil piping having dia. up to 100mm

70.3.2 Insulation of Steam/water/oil piping of dia. above 100mm to 250mm

70.3.3 Insulation of Steam/water/oil piping of dia. above 250mm

70.3.4 Insulation work of valve having 20mm to 40mm.

70.3.5 Insulation work of valve having 50mm to 100mm.

70.3.6 Insulation work of valve having 150mm to 200mm.

70.3.7 Insulation work of valve having 250mm to 450mm.

70.3.8 Routine and preventive maintenance of EOT Crane of fuel oil pump house

70.3.9 Operation of EOT CRANE of fuel oil pump house

80.1 Breakdown Mechanical maintenance of fire fighting system including IGS of 2x660mw, Malawan, Etah

80.1.01 Maintenance of Hydrant Pump /Spray pump (motor/diesel engine driven)

80.1.02 Maintenance of Jockey Pump

80.1.03 Maintenance / overhauling of Hydrant /Spray diesel engine

80.1.04 Maintenance / overhauling of Booster diesel engine

80.1.05 Maintenance / repairing of 350//250 mm C.I. Isolating gate valves (fabricating , fixing & lapping of new brass seat rings in valve body & gate seat after removal of damaged ones, repair /replacement of wedge nut ,spindle, key , keyway ,gears, etc)

80.1.06 Maintenance / repairing of 100/80/65 mm C.I. Isolating gate valves (fabricating , fixing & lapping of new brass seat rings in valve body & gate seat after removal of damaged ones, repair /replacement of wedge nut ,spindle, key , keyway ,gears, etc)

80.1.07 Maintenance of 350/250 mm C.I. swing type Non Return Valve

80.1.08 Maintenance of 200/150 mm C.I. swing type Non Return Valve

80.1.09 Maintenance of 100/80/65 mm C.I. swing type Non Return Valve

80.1.10 Overhauling(cleaning, repairing , replacement of damaged parts etc) of 350/300/250/200mm Y-type Strainer

80.1.11 Overhauling(cleaning, repairing , replacement of damaged parts etc) of 150/100/80/65/50mm Y-type Strainer

80.1.12 Fabrication & fitting of flap seat of 350//250/200 mm swing type NRV

80.1.13 Fabrication & fitting of flap seat of 200/150 mm swing type NRV

80.1.14 Fabrication & fitting of flap seat of 100/80/65 mm swing type NRV

80.1.15 Fabrication & fitting of complete hinge-lever of 250/200/150 mm swing type NRV

80.1.16 Fabrication & fitting of complete hinge-lever of 100/80/65 mm swing type NRV

80.1.17 Filling of gland packing in stuffing box of valves (350-200 mm)

80.1.18 Filling of gland packing in stuffing box of valves (150-50 mm)

80.1.19 Maintenance of Air release valve 25mm/40mm

80.1.20 Maintenance / overhauling of 150 /100mm Deluge valve

80.1.21 Maintenance / overhauling of 80 mm Deluge valve

80.1.22 Maintenance/servicing of 150/100 mm butterfly valve

80.1.23 Maintenance/servicing of 80 /65 mm butterfly valve

80.1.24 Maintenance of 100 /80 mm C.I. Isolating Valve installed underground in the chamber

80.1.25 Maintenance of 200 /150 mm C.I. Isolating Valve installed underground in the chamber

80.1.26 Maintenance of Hydrant valve75 mm inlet and 63 mm(monitor) out let

80.1.27 Maintenance of Foam Pump (Electric motor Driven)

80.1.28 Servicing of Diesel Engine of Hydrant/Spray/Booster pumps

80.1.29 Maintenance of 50/40 mm Inline Balance Pressure Foam Proportioner)

80.1.30 Maintenance of Foam Maker

80.1.31 Cleaning & servicing of basket type strainer 150 mm in Fixed Foam pourer pump house/system

80.1.32 Maintenance of C.S./S.S. valves/check valve (25 mm - 40 mm) in Fixed Foam pourer pump house/system

80.1.33 Maintenance of Y type Strainer 32 NB (S.S.) in Fixed Foam pourer pump house/system

80.1.34 Maintenance of booster pump(Electric motor/Diesel Engine)

80.1.35 Maintenance/Servicing of complete Auto (Water) spray system in Generator Transformers/ Station Transformers/ Unit Auxiliary Transformers/ICT/UT/CHP Transformer

80.1.36 Maintenance/Servicing of complete Auto (Water) spray system in Boiler Burner Fronts/Rear

80.1.37 Maintenance/Servicing of complete Auto (Water) spray system in Main Oil Tanks & Oil Purifier

80.1.38 Maintenance/Servicing of complete Auto (Water) spray system in Clean & Dirty Oil Tanks

80.1.39Maintenance/Servicing of complete Auto (Water) spray system in FGD storage shed.

80.1.40 Maintenance/Servicing of complete Auto (Water) spray system as per scope of work in T- Boiler Feed Pumps and Oil Tank

80.1.41 Maintenance/Servicing of complete Auto (Water) spray system in Cable Spreader Room in Main Plant at EI.0.0m/9m/14m/25m/ ESP Room .

80.1.42 Maintenance/Servicing of complete Auto (Water) spray system in Seal oil pumps area.

80.1.43 Maintenance/Servicing of complete Auto (Water) spray system as per scope of work in Fuel Oil Pump House

80.1.44 Maintenance/Servicing of complete Auto (Water) spray system in E.D.G .Set Building.

80.1.45 Maintenance/Servicing of complete Auto (Water) spray system in Coal Conveyors(section confined with one deluge valve will be treated as one job

80.1.46 Maintenance/Servicing of complete Auto (Water) spray system in Bowl mill area. ).(system confined with one mill will be treated as one job)

80.1.47 Maintenance/Servicing of complete Auto (Water) spray system in APH area(system confined with one APH will be treated as one job)

80.1.48 Maintenance/Servicing of complete Auto (Water/Foam) spray system in HFO Storage Tanks /LDO Storage Tanks

80.1.49 Leakage arresting work in underground pipe line at approx. 1.5 meter depth.

80.1.50 Leakage arresting work in water lines laid at ground level.

80.1.51 Leakage arresting work in water lines running overhead.

80.1.52 For arresting leakage in pipe lines laid above ground or inside of trenches by providing clamp.

80.1.53 Maintenance/overhauling of Inert Gas flooding system.

80.1.54 Servicing of Inert Gas flooding system.

80.1.55 Maintenance / repairing of 200/150 mm C.I. Isolating gate valves (fabricating , fixing & lapping of new brass seat rings in valve body & gate seat after removal of damaged ones, repair /replacement of wedge nut ,spindle, key , keyway ,gears, etc)

80.2 Round the clock operation and routine, preventive maintenance of fire fighting system of 2X660MW, JTPS, MALAWAN, ETAH

90.2 Round the clock Operation and Routine, Preventive, Breakdown maintenance & General cleaning work of HVAC (Heat Ventilation and Air Conditioning) system and Routine, Preventive & Breakdown maintenance of 1.5Ton and 2.0Ton Split type Air conditioners installed in 2x660MW,JTPS, Malawan Etah” for the period of two years

90.2.1 “Round the clock Operation and Routine, Preventive, Breakdown maintenance & general cleaning work of HVAC (Heat Ventilation and Air Conditioning) system of 2x660MW, JTPS Malawan,Etah for two years.

90.2.2 Routine, Preventive & Breakdown maintenance of 1.5Ton and 2.0Ton Split type Air conditioners installed in 2x660MW, JTPS-Malawan Etah” for the period of two years

90.2.2.1 Routine servicing of 1.5Ton (Qty-218 Nos) and 2.0Ton (Qty-23 Nos) Split type Air conditioners installed in 2x660MW, JTPS Malawan,Etah for two years.. (Approx.Total 241 Nos. Split AC)

90.2.2.2 Breakdown maintenance of damaged/defective spare parts of 1.5/ 2.0on Split type Air conditioners installed at various buldings of 2x660MW, JTPS,Malawan, Etah.

90.2.2.2.1 Replacement of 1.5 Ton burnt compressor with gas charging (R-32).

90.2.2.2.2 Replacement of 2.0 Ton burnt compressor with gas charging (R-32).

90.2.2.2.3 Gas charging in 1.5 Ton Compressor (R-32).

90.2.2.2.4 Gas charging in 2.0 Ton Compressor (R-32).

90.2.2.2.5 Replacement of Strainer filter of 2.0 Ton Split AC

90.2.2.2.6 Replacement of Strainer filter of 1.5 Ton Split AC

90.2.2.2.7 Replacement of Starting capacitor/ running capacitor of 2.0 Ton split type Air conditioner

90.2.2.2.8 Replacement of Starting capacitor/ running capacitor of 1.5 Ton split AC

90.2.2.2.9 Replacement of Thermostat of 2.0 Ton split type Air conditioner

90.2.2.2.10 Replacement of Thermostat of 1.5 Ton split type Air conditioner

90.2.2.2.11 Replacement of Blade of fan blower of 2.0 Ton split type Air conditioner

90.2.2.2.12 Replacement of Blade of fan blower of 1.5 Ton split type Air conditioner

90.2.2.2.13 Replacement of Fan motor capacitor of 2.0 Ton split type Air conditioner

90.2.2.2.14 Replacement of Fan motor capacitor of 1.5 Ton split type Air conditioner

90.2.2.2.15 Rewinding of outer blower motor of 1.5/2.0Ton split type Air conditioner

90.2.2.2.16 Rewinding of inner blower motor of 1.5/2.0 Ton split type Air conditioner

90.2.2.2.17 Replacement of Starting relay of 2.0 Ton split type Air conditioner

90.2.2.2.18 Replacement of Starting relay of 1.5 Ton split type Air conditioner

90.2.2.2.19 Repairing of PCB 1.5/2.0 Ton split type Air conditioner

90.2.2.2.20 Replacement of PCB 1.5/2.0 Ton split type Air conditioner

90.2.2.2.21 Repairing of Remote kit of 1.5/2.0 Ton split type Air conditioner

90.2.2.2.22 Replacement of Remote kit of 1.5/2.0 Ton split type Air conditioner

90.2.2.2.23 Top up of refrigerant of unit as per requirement as per model

90.2.2.2.24 Shifting of wall mounted complete Split AC of 1.5Ton and 2.0Ton Split AC as per requirement of site, including supply of inlet/outlet copper piping with insulation, cutting, brazing & gas charging. Supply of inlet/outlet copper piping, insulation material, brazing & gas charging will be in the contractor scope.

90.2.2.2.25 Replacement of Condenser/Evaporator coil of 1.5 Ton AC

90.2.2.2.26 Replacement of Condenser/Evaporator coil of 2.0 Ton AC

90.2.2.2.27 Replacement of Fan Motor of 1.5 ton AC

90.2.2.2.28 Replacement of Fan Motor of 2.0 ton AC

100 Part H: Operation, Maintenance and upkeep of Hydrogen Generation Plant for two years.

100.1 Operation, Maintenance and upkeep of Hydrogen Generation Plant for two years.

100.2 Painting of Hydrogen Cylinders.

110 Engagement of Field Operation Assistant (Operator) in shift (Round the clock for assistance in operational activities from Unit Control room (CCR) of 2X660 MW, JTPS , Malawan, Etah.

110. 1Engagement of Field Operation Assistant (Operator) in shift(Round the clock) for assistance in operational activities from Unit Control room(CCR) of 2X660 MW, JTPS Malawan, Etah.{Each shift will be of 08 Hrs. and in 24 Hrs.(Day & Night) total 03 shifts will be carriedout and so in one year total shifts=3X365=1095 Shifts)}. No. of skilled manpower required per shift in both the units=19

M/s Simar Infrastructures Limited

MP SUDHAKARAN