MTPS I Mill Plant AC Plant Unit IV AOH 2024 25 Air Washer System Epoxy painting of blowers discharge duct spray system and air filter platform area Renewal of Air filter Overhauling the AWCW Pumps gate valve Spray nozzles

Amount

Charges for dismantling the casing cover of blowers 4A & 4B for painting and reassembling after completion of painting works.

Charges for scratching and cleaning, painting with epoxy zinc chromate primer one coat and epoxy smoke grey paint two coat for AWS Blowers 4A & 4B, damper, discharge ducts, motor guard , Blower room door, eliminator frame, spray system pipes, water strainer structure, platform & its structure.

Charges for dismantling the water spray nipples and nozzles from the pipe line and scratching & cleaning and then re-fixing in the pipe line.

Charges for flushing the spray system pipe line

Charges for Pump complete overhauling and changing the worn out spares parts if necessary.

Charges for Refitting the pump with both suction and discharge pipe flanges with new gasket, coupling the motor with pump, checking axial and radial misalignment between pump and motor and completing the alignment within the prescribed limits and commissioning satisfactory.

Charges for Dismantling the Valves from the pipe line and Overhauling and then refitting of 250 mm / 200 mm AWCW Pump suction and discharge side Gate valves and cleaning of seating surface and lapping of valve gate and seat for perfect matching

Charges for fixing the canvas cloth bellow joint in the Air Washer fan discharge line inside the Air Washer room(Blower 4A )

Charges for dismantling the existing damaged filters, bended frames and fabricating the new frames for holding the filters. The work also includes removal of bends in the existing old angles and strengthening the holding frame to hold the new filters.(angle will be supplied by board)

Charges for replacing the damaged filters in the existing rack with new filters in the new modified rack and devolution the damaged filters to central stores (New filters and lorry will be supplied by Board)

Charges of cutting & dismantling the eroded 25NB air line from ground level and relaying the new 25NB pipeline in existing over head rack (New pipe with its fittings are in contractor scope)

Charges for scratching and cleaning, painting with aluminum painting two coat for air filter structure.

Cost of Zinc PhosphateEpoxy Primer

Cost of Epoxy paint smoke grey

Cost of Epoxy Thinner

Aluminum Paint

Canvass cloth Cost of Canvas cloth

Cost of GI bolt (8 mm X 25 mm length) with nuts and GI washer

Shaft sleeve SS316

Shaft EN 8

Bearing 6308

Bearing N308

25NB ‘B’ Class GI pipe

25NB GI Pipe fittings like coupling , bend, Tee

Cutting gas

Charges for consumables and T & Ps for