NIT No. 31, Item No. 20 (2024-25)

Dismantling of electric connection from motor, dismantling the coupling of pump and motor, removing of foundation bolts of motor & pump and taking out electric motor & pump from its frame to outside upto floor level in the pump house by HOT crane and manual heavy labor with all required safety measures, while closing the suction and delivery lines with the help of dead flanges.

Dismantling steel work like Nut-bolts and washer damaged M.S. Channels, cross support, base plates, leveling screws, shims etc. with the help of gas cutter with oxygen cylinder and other tools as per site requirement.

Demolishing required amount of cement concrete manually/ by mechanical means and making proper foundation-bolt pockets, including disposal of material within 50 mtr. lead as per direction of Engineer - in - charge.

Fabrication and Supply of M.S. dead/blind flanges required to close suction and delivery valves with drilled holes and handles to operate as per site requirement.

Supply of S.S. foundation bolts of size 1’’×18” as per site requirement.

Supply of Nut-bolts and washer off size as per site requirement.

Supply of rubber packing 6mm thick Jyoti/ National make as per site requirement.

Supply of coupling Guard suitable for pump sets as per site requirement.

Strengthening of M.S. Base Frames for pump-set and motor fabricated on M.S. Channels with cross support and base plates dully machined on planner machine to match the centre distance between pump set and motor along with coupling guard etc. as per site requirement. Base plates supported on levelling screws, shims or metal wedges with a small taper located close to the foundation bolts. Ensure that the base plate’s machined mounting surfaces are horizontal, flat and parallel by adjusting the levelling devices and using a precision level.

Providing and laying in position cement concrete of specified grade For grip of foundation bolt in pockets of CC structure and also providing wet layer of cement in old CC structure&Making of proper shuttering foundation., (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size)

Installation of pump and motor sets on the foundations, making proper alignment of coupling between pump and motor with all allied works fixing of valves and executing allied mechanical and civil work, making proper electrical connection of motors while taking all safety precautions. The work is inclusive of testing and commissioning of all E&M equipments at no load and at full load successfully.

Cartage/ loading and unloading of material, machine and all tools & tackle for to and fro changes.

Cantilever Engineers (BID ID -1568806)