Preventive, Break down maintenance of DM Plant AND Repair of the assembly parts of pumps of DM Plant

Amount

Fabrication of flanges of different size from MS / steel plate by cutting/drilling/ grinding.

Cutting the flanges /valves /reducers/bends/ usable pipe pieces of different size from old/damaged pipes etc & grinding, machining etc. to give finished surface to make it usable.

Fabrication of pipe bends/ reducer / Tee bends of different sizes by cutting welding, bending and grinding/machining etc.

Providing flanges / bends / Reducers /valves in the existing/ replace pipe line including cutting , welding of pipe and tightening with gasket, nut bolts etc.

Replacement of damaged pipes of various size with old/new pipe of size 25 mm to 300 mm dia .

Fabrication & erection/repairing of steel structure of different sizes.

Rubber lining of pipe/ bends/ flange etc. with old/ new pipe, re-rubber lining pipe of MS pipelines of size.

25 mm dia

40 mm dia

50 mm dia

65 mm dia 65NB

80 mm dia 80NB

100 mm dia 100NB

125 mm dia 125NB

150 mm dia 150NB

200 mm dia 200NB

250 mm dia 250NB

300 mm dia 300NB

Fabrication of distributors pipes including flanges and rubber lining and installation in Cation beds after removing of old/ damaged distributors in one set. (Six distributors in one set).

Erection/Fabrication of Acid measuring tank for Mixed bed from MS plate including rubber lining, painting and installation after dismantling/ removing of old/ damaged measuring tank by cutting, bending, welding grinding etc.

Erection/fabrication of Acid measuring tank for Cation bed from MS plate including rubber lining, painting and installation after dismantling/ removing of old/ damaged measuring tank by cutting, bending, welding grinding etc.

Protective coating of Epoxy paint after removal of old paint, cleaning of rusted surface, one coat of epoxy primer and two coat of epoxy paint .

Repairing and painting of Degasser blower body.

Attending B/D rubber lining of different size Tank, bend Pipes, Tee & cross of D.M. plant of ‘A’TPS.

Epoxy coating of 04 Nos A.C.Filter vessels of one coat primer Epilux 610 and 05 Caltar epoxy 02 coat in D.M. Plant ATPS

Mastic lining in 10mm to 20 mm thickness (as per site requirement) including removal of old mastic lining & preparation of surface etc. with man and material cost.

Pointing with edge preparation, cleaning, washing etc. of acid/ alkali resistant bricks/ tiles in D.M. Plant area of ATPS after removing of old bricks/ tiles, with all materials & labour cost.

Laying 230X115X76 /35 mm 1st class Acid / Alkali Resistant New bricks and pointing with edge preparation, cleaning, washing etc, including all the materials & labour cost.

Laying of Acid / Alkali Resistant old bricks/ tiles after removing the loose bricks/ tiles and pointing with edge preparation, cleaning, washing etc. (old bricks/ tiles will be provided to the contractor by Nigam)

Attending B/D maintenance of fill pumps/ waste water disposal pump / clarified water pumps /Degasser water pump of D.M .Plant of ATPS as per scope of works (one job means work of one pump).

Attending B/D maintenance of backwash pumps/Regeneration pumps/D.M. Makeup pumps / Alkali recirculation pumps / unloading pumps/Degassed Air Blowers/ Mixed beds /Air blower/pressure filter Air blower of D.M. Plant ATPS as per scope of works (One job means the work of one equipment.

Changing of broken/rusted foundation bolts of pumps /rubber packing /attending rupture leakages in pipe lines by patching, welding / fabrication machining & replacing of flanges 50 mm to 300 mm /cutting, welding of M.S. angles/MS channels, pipes of different size in D.M. plant of ‘A’TPS as per scope of works (One job cover any work/works as above required during each month).

Attending B/D maintenance of NRVs of Back wash pumps/ Clarified water pumps / Waste water pump / Make-up pumps /Fill pump / Degassed water pumps / Pressure filters air blowers / mixed beds air blowers/ Alkali Regeneration pumps/ unloading pumps/ Alkali-Re-circulation pumps in D.M. Plant of ‘A’TPS as per scope of work (one job means the work of one NRV).

Reconditioning of Gate valves of Clarified water pumps/ Back wash pumps/ Fill pump / Pressure filters /AC Filter etc. (As per scope of work)

Changing of pipeline of 40 mm to 300 mm / diaphragm valve 40 mm to 300 mm / rubber diaphragm of valve 40 mm to 300 in DM plant of ATPS as per scope of work (One job means replacement of one diaphragm or one pipe or one diaphragm valve).

Attending leakage of boiler fill line from D.M. plant to deaerater of Unit No. I/II/III of ATPS, Anpara by tightening bolts, Nuts of flanges.

Cutting of gaskets adequate size & replacement of warn out /damaged gaskets/ bolts, nuts of flanges for dia 150 mm Boiler fill line from D.M. plant to Deaerator of Unit Nodal/III of ATPS, Anpara.

Maintenance of Anion bed/ Pressure filter/ A.C. Filter of D.M. Plant of ATPS, Anpara (one job per filter)

Maintenance of cone assembly of Anion bed/ Cation bed/ Mixed bed as per scope of work.(one job per cone assembly)

Maintenance of Mixed bed of D.M. Plant ATPS as per scope of work (one job per bed)

Maintenance of Cation bed of D.M. Plant ATPS as per scope of work (one job per bed)

Repairing, fabrication and replacing of flanges of cation bed/ Mixed bed of D.M. Plant ATPS as per scope of work (one, job per flange)

Servicing of gate valve of size 40 mm to 250 mm in DM plant of ATPS.

Replacement of gate valve of size 40 mm to 250 mm in DM plant of ATPS.

Replacement of valve gland /valve pin of gate valve of size 40 mm to 250 mm in DM plant of ATPS.

Alignment & Balancing of Back Wash Pump /Regeneration Pump/ clarified water pump/makeup pump /fill pump/ degassed water pump/waste water pump/ pressure filter air blower/degasser air blower / mixed bed air blower /alkali unloading pump/alkali re-circulating pump with motor in DM plant ATPS, Anpara.

Oil Top up in Back Wash Pump /Regeneration Pump/ clarified water pump/makeup pump /fill pump/ degassed water pump/waste water pump/ pressure filter air blower/degasser air blower / mixed bed air blower /alkali unloading pump/alkali re-circulating pump with motor in DM plant ATPS, Anpara.

Replacement of spider of coupling / change of coupling bolt with rubber bush / replacement of coupling / replacement of gland of Back Wash Pump / Regeneration Pump / clarified water pump/makeup pump /fill pump/ degassed water pump/waste water pump/alkali unloading pump /alkali re-circulating pump in DM plant ATPS, Anpara.

Filling of Resin in Anion / Cation / Mixed Bed in DM Plant of ATPS Anpara

Replacement of Bend / Tee / Elbow / Reducer / Sampling Point / Ejector / replacement of gauge glass with holder / Opening of Manhole cover of (Anion/Cation/Mixed Bed/ Activated Carbon Filter /Pressure Filter) in DM Plant of ATPS Anpara

Repair / Replacement of mesh of all distributers of Cation Bed / repairing of mesh of cone assembly of Anion/ Cation / Mixed bed / repairing of strainer of Anion /Cation /Mix bed/ ACF /PF in DM Plant of ATPS Anpara.

Cutting of rusted bolts of any Valves / Elbow / Tee / Bend / Pipe line flanges of size 25 mm to 300 mm of D.M. plant of ATPS, Anpara.

Servicing of Rubber Diaphragm valve of size 40 mm to 300 mm in DM plant of ATPS.

Spider of clarified pump, waste water pump and Degrasser Pump

Impeller casing spider of clarified pump, waste water pump and Degrasser Pump

Line shaft/Impeller shaft/pump shaft of clarified pump, waste water pump and Degrasser Pump

Shafts (line/pump/impeller) of clarified pump, waste water pump and Degrasser Pump

Shaft of clarified pump, waste water pump and Degrasser Pump, make up pump, alkali dosing pump, unloading pump, regenration pump etc

Shaft of BFP pump.

Mounting spindle of bearing of clarified pump, waste water pump and Degrasser Pump, make up pump, alkali dosing pump, unloading pump, regenration pump etc

Discharge bowl/intermediate bowl/impeller casing/suction bell of of clarified pump, waste water pump and Degrasser Pump, make up pump, alkali dosing pump, unloading pump, regenration pump etc

Discharge bowl/intermediate bowl/impeller casing /suction bell of Boiler Fill pump.

Bearing housing of clarified pump, waste water pump and Degrasser Pump, make up pump, alkali dosing pump, unloading pump, regenration pump etc

Bearing housing/ guide vane of Boiler Fill pump.

Shaft of Boiler Fill Pump

Impeller of clarified pump, waste water pump and Degrasser Pump, make up pump, alkali dosing pump, unloading pump, regenration pump etc

Pump shaft of regenration pump and blower

Lower stool/Stuffing box housing /impeller shaft/ Intermediate shaft/gland shaft/head shaft of Boiler Fill Pump.

Re-metallising of worn-out/damaged portion of the given part by standard quality low hydrogen electrodes metal suitable to the parent material of the given assembly part for C.I. parts

Re-metallising of worn-out/damaged portion of the given part by standard quality low hydrogen electrodes metal suitable to the parent material of the given assembly part for Alloy steel parts

Re-metallising of worn-out/damaged portion of the given part by standard quality low hydrogen electrodes metal suitable to the parent material of the given assembly part for S.S. parts

M/s Krishna Engineering Works

BARELI ENGINEERING CO.