NIT NO.01, Item No.07 (2020-21)

Renovation of base frame and foundation of 11 MGD Pump set No. 5 at CWPH by carrying out the following works:- Disconnecting all electric connections and decoupling the motor from the pump and pump from suction and delivery system by using gas cutter set and manual labor.

Making of MS blank flange of 600mm diameter size for suction line and delivery line of 600mm diameter size.

Dismantling the pump set from the base frame by cutting and removing of all the rusted MS nut bolts by gas cutter set, electric welding set and manual labor as per site requirement. Lifting of pump and motor on ground level from the damaged foundation.

Removing of worn out MS base frame from RCC foundation by cutting foundation bolts with gas cutting foundation bolts with gas cutter / welding set etc. and lifting it out by crane to ground level from damaged foundation and shifting it to the Store.

Breaking of RCC foundation by pneumatic power hammer, chisel and electric compressor machine etc. the job includes removing the broken material from pump house and disposing the same at suitable place as per instruction of engineer in charge.

Recasting of RCC foundation for pump set 1:2:4 concrete including providing / fixing of 8 Nos. foundation bolts of size 300x25mm. Repairing of foundation of delivery valve, inlet valve and NRV as required.

Providing of MS base frame of approx size 2700mm x 970mm made out of heavy duty ISMC and MS plate of suitable size 10/12/16/20 MM, as per existing base frame with proper alignment.

Supply of 600 MM diameter spigot weld end, MS leak proof, Telescopic type expansion/dismantling joint.

Fixing of MS base frame on the RCC foundation. The job includes proper leveling and alignment.

S/O Neoprene rubber packing. Make:- Jyoti / National.

S/O MS nut bolts and washer off size.

Proper Bore in the Tyre coupling provided by the department and fixing charge of coupling etc. As required.

Painting of the motor, pump, suction/delivery lines and valves with good quality enamel paint after scrubbing of existing paint as required.

Replacement of pressure gauge & vacuum gauge including copper tube and gauge cock etc on the suction/delivery of the pump.

Replacement of Earthing GI strips size 50X6 MM.

Providing and fixing of coupling guard as per site requirement.

Transportation charges for tools and tackles i/c all safety gears/equipment to complete the job.

Re installation and refitting the pump set as per original position with proper alignment and also making all electrical connections etc. as per site requirement.

Testing of pump set on no load and full load.

Jal Dhara Engineers India

MK ENGG.CO.

M G Traders and Engineers