Up keeping, Routine and Preventive maintenance of auxiliaries at PT-I and PT-II and to assist in Hydrogen PLANT AND Up keeping of cable gallery, T.G. Hall, DM Plant area

Amount

Work of “To help in the work of closing/opening of various types of valves/ drain, Operation of Clariflocculator Bridge and dosing of chemical like PAC and shifting of chemicals from chemical store to dosing tanks and to raw water channel for daily dosing and up keeping of associated solution dosing tanks & other works required in operation of P.T. Plant No. I /II in shift duties as per requirement of site.”

Works of up keeping of auxiliaries etc. at P.T. Plant No. I/II ATPS,Up keeping of office of AE/JE (O) water system, adjacent to 6.6 KV switches gear room &approach path near PT Plant, Up keeping of area of ground/Ist floor, foundation, floors, clariflocculator tanks, roof of chemical dosing house platform ramps, stairs, chemical store room, Jala removal, dust removal of outer surface of pumps & M/c and associated toilets.

P.T .Plant No. I.

P.T. Plant No. II

Work at P.T. Plant No. I&II Work of removal of sludge, mud, fungus, moss, algae etc. floating on the surface of water near peripheral launder and water channel and telescopic udge pit of clariflocculator water tanks at P.T. plant No. I &II.

Work at P.T. Plant No. I&II Complete over hauling of bridge drive roller along with gearbox, rollers and chain driver sprocket & gear arrangement.

Complete overhauling of flocculator bridge agitator along with gear box male/ Female supporting rollers etc.

Repairing of complete M.S. scrapper system.

Replacement /repairing /over- hauling of valves size 25 mm to 350 mm.

Repairing/ attending break down of PAC dosing pumps at PT-I & II.

Repairing, servicing/overhauling of gate valves/drain valves situated at clarified water tank.(One job per valve)

Annual cleaning of clariflocculator tanks at different zones of its associated tanks &water channel etc.

P.T .Plant No. I.

P.T. Plant No. II

Annual cleaning/ removal of sludge, mud, fungus, moss, algae etc of Clarified water tank situated at PT-1.

Up keeping of gutter or existing drains of water at P.T. Plant No. I & P.T. Plant No .II

Cutting of grass, plants, herbs, shrubs etc. to clear the surrounded area of clariflocculator tanks in 3 mtr. radial distance up to front side near road. At PT-I / PT-II (one job in four month)

Handling of Hydrogen Cylinders at Hydrogen plant to assist filling of gas in cylinders & stocking in storage shed area.

Loading/Unloading and transportation of filled/ empty cylinders from Hydrogen plant/cylinders storage shed to T/G hall of Unit No .I/II/III of ATPS Or vice versa.

Loading /Unloading and Transportation of filled/empty cylinders from Hydrogen plant / cylinders storage shed to T/G hall of Unit No. IV/V of BTPS and Or vice versa.

Loading , unloading , transportation & stacking of Solid /liquid chemicals from central stores to various site store in emergency.

Up keeping of outer surface of all existing equipment, Tanks & their pipe lines foundation installed at Hydrogen plant, up keeping of ground floor inside building, storage shed and open pakka ground inside fencing.

Cleaning of fenced area around the H2 gas Cylinder storage shed by cutting of grass, plants, herbs, shrubs etc. (One job in six months)

Painting of lower parts of steel structures which remain into water of clariflocculator bridge drive system.

P.T .Plant No. I.

P.T. Plant No. II

Painting of upper parts of steel structures which remain above the water of clariflocculator bridge drive system.

P.T .Plant No. I.

P.T. Plant No. II

A-B Bay of Unit No.-I column 01 to 15 from (-) 4.5 M to 11M.

A-B Bay of Unit No.-II column 15 to 25 from (-) 4.5 M to 11M.

A-B Bay of Unit No.-III column 25 to 36 from (-) 4.5 M to 11M

B-C Bay column 06 to 36 from (-) 3 M to 25 M

C-D Bay column 06 to 15 from 0 M to deaerator level top.

C-D Bay of column 15 to 25 from 0 M to deaerator level top.

C-D Bay of column 25 to 36 from 0 M to deaerator level top.

Trenches from 6.6 KV switch gear room to CW Pump house, auxiliary pump house, and clarified water pump house including cable galleries in these plants.

Trenches in transformer yard beyond axis including air compressor room up to switch yard control room.

Cable gallery of main control room of 400 KV and 132 KV system including trenches of ' A'TPS.

Cable trenches covering auxiliary of service house building of ' A'TPS.

All pipe trenches of DM Plant building, CW & FW tanks.

Up keeping of outer surface of H.P.I.P. and L.P. turbine and bearing of Unit No. I/II/ III of ATPS

Up keeping of outer surface, main steam, CRH, HRH line, drain lines to H.P.H 5 & 6 BFP suction/discharge recirculation & balancing leak off pipe from 11 M to 12/23 M height in Unit-I/II/III

Up keeping of outer surface of H.P. & L.P. bypass line, gland seal steam line, HRH line, turbine valves their drain lines outer surface of LP heater including pipe lines, valves drain lines , 3 M to 11 Min Unit-I/II/III.

Up keeping of outer surface of main ejector starting ejectors, condenser line CEPs re-circulation line, drain cooler drip line to deaerator in Unit-I/II/III.

Up keeping of outer surface of BFP A,B&C main pump, booster pump & its motor including in pipe line, CWP, NRV valves, turbine flash tank, Unit flash tank , connected pipe lines in Unit —I/II/III.

Up keeping of outer of CW pipe lines from condenser to CEPS and its motors including its suction discharge pipe, foundation/ platform etc.

Up keeping of Unit drain tank pipe line, HP Heater drain pipe line, drip line to condenser & deaerator up to 0 M height ,BFP lub oil coolers working oil coolers & connected pipe lines of oil & water in Unit-I/II/III.

Up-keeping of -4.5M level basement/floor, stairs, railing, platforms, walls between -4.5M level and ‘0’M level in T.G. Hall of all the three Units as per scope of work.

Up-keeping of floor, passage and walls, chequered plates, grills, stairs, railings and plat forms of ‘0’ M , 03M and 06M levels in T.G. Hall of all the three Units as per scope of work.

Up-keeping of 11M level floor platforms, stairs etc. as per scope of work.

Up-keeping of spittoons situated in T.G. hall of all the three Units as per scope of work

Up-keeping of G/T & UAT area including cleaning of open drain of all the three Units as per scope of work.

Up keeping & water washing of ground floor area, cation, anion, mixed bed sodium sulphate, bridge tank degassed water pump area, caustic soda (lye) storage tank, acid storage tank area & regeneration tank area etc. of DM plant.

Up keeping, sweeping & moping of ground floor area of Main fire pump house including (-) basement, jaala removal up to ceiling height & water washing of ground floor area from Compressor House (west side) floor of Illrd Unit up to outer TG Hall Gate.

Up keeping, sweeping & moping of ground floor, Ist floor including all labs and associated toilets, up keeping & water washing of ground around the building with in fencing at DM plant as per scope of work

Up keeping & removal of coal dust, chemical from air blower filter cover, surface of all equipment of neutralizing shed, regeneration shed, water washing of acid unloading plate form of acid tank, pipe trenches inside & outside the DM plant building etc. as per scope of work.

Cleaning & removal of mud from the existing clarified water tanks, filter water tank, degassed water tank (02 No each) & its disposal from pump site at DM plant as per scope of work (once in six months)

Cleaning & sweeping of roof of clarified water pump, filter water tank & degassed water tank (once in one month)

Loading & unloading, transportation & stacking of chemicals /lubricant from central stores to various site store or inter stores. Solid / liquid chemicals

Liquid chemicals MT Barrel

Loading, unloading, transportation & stacking of light chemicals, glass lab wares and other misc. material from central store to site store or inter stores.

Shifting of chemicals from site stores to express laboratory and 18 Mtr. floor.

M/S NISHA ENTERPRISES

M/s KAVERI CONSTRUCTION CO.