NIT No. 31, Item No. 15 (2025-26)

Dismantling of old motor pump sets from foundation by disconnecting electric connection from main power supply, cutting foundation bolts, removing of coupling, damaged sluice Valves, damaged NRV, damaged Taper Pieces on Suction & Delivery side both with the help of gas cutter, specialized labour and manual chain pulley block etc. as per site requirement.

Closing of suction and delivery line by providing with M.S. blank flange of size 150 mm & 100 mm including rubber sheet and M.S nuts and bolts as per site requirement and direction of engineer-in-charge.

Dismantling of damaged M.S. base frame after cutting of damaged jammed foundation bolts with gas cutter from existing RCC platform with the help of all the mechanical/manual means as per site requirement. Breaking of RCC foundation with pneumatic concrete breaker for taking out the damaged foundation bolts and mild steel bars & taking out the malba from the pumphouse and dispose/stack at a suitable place as directed by engineer-in-charge.

Making of complete new RCC foundation for pumpset. The job includes casting of new RCC foundation, providing of M.S. Jall made of 16 mm bars at bottom & center of RCC foundation. Fixing of new foundation bolts by tiging/Welding of foundation bolts with M.S Jall & filling of R.C.C material in the complete foundation including welding, shuttering and plastering as per requirement.

Providing of MS Flange 100 mm diaas per site requirement.

Providing of MS Flange 150 mm dia as per site requirement.

Providing of foundation bolts with nuts and washer of size 16 mm dia and 450 mm long.

Fabrication & fixing of Coupling Guard made out of 50 mm X 6 mm M.S flat, 50 mm X 6 mm M.S angle & 14 SWG M.S sheet duly primer & painted.

Providing of Rubber insulation sheet.

Providing of MS nut bolts with washer as per site requirement.

(A) Supply of Horizontal split casing pump with following specifications :- Head-50 mtrs, Discharge-189m3/hr with Accessories M.S. Base Frame, Coupling, Suction – 150 mm, Delivery – 100 mm : Included. Make: - M&P/Kirloskar/Lubi/DJB approved (B) Supply of 50 HP, 4 pole, 1480 RPM, Energy Efficient Totally Enclosed Fan Cooled (TEFC) Squirrel Cage Induction Motor (IE2 ) (Enclosure confirming to protection IP55) Horizontal Foot Mounted Induction Motors, continuously rated suitable foroperation on 415V+/-10%, 50Hz+/-5%, A.C. supply with class 'F' insulation for 50 Deg C ambient temperature and altitudeless than 1000M above MSL and confirming to IEC:60034-1 & IS 12615:2018 Make: Kirloskar/CG/BBL/DJB approved

Fixing, Aligning of motor pumpset on foundation with required accessories, tools & tackles with the help of manual labour etc. as per site requirement and direction of engineer-in-charge.

Supply of PVC insulated PVC sheathed armoured aluminium conductor power cable 1.1 KV as per IS-1554 (Part-I) of following size 3.5C x 50 sqmm Make: Havells/Gloster/DJB approved

Making of all Electrical Connection by using Aluminium armoured cable with required items i.e. thimble, ferrule etc. as per site requirement and direction of engineer-in-charge.

Making suction connection by fixing of sluice valve, gap piece & flange as per site requirement making delivery connection by fixing of sluice valve, NRV& flanges with the help of tools and tackles, heavy manual labour as per site requirement and direction of engineer-in-charge. Note : MS pipes for suction and delivery side will be provided by the department.

Arrangement of all safety equipment for the protection of manpower to work smoothly and to make the working area free from accident during working at site as per NHRC guidelines.

Painting the complete as above-mentioned structures with the help of all accessories including supply of paint and primer & painting with 1 coat of primer and 2 coats of enamel paint as per site requirement and direction of engineer in charge.

Testing and commissioning of complete system at no load and full load with all the required tests.