NIT No.22, Item No.01 (2025-26)

Dismantling the Old 12 MGD damaged pump No.8 & 9 by cutting old worn out nut bolts with the help of gas cutter from the foundation and remove the coupling with the help of heavy manuual labour, tools and tackles i/c using of EOT crane and operation of valves both side.

Supply of horizontal split casing pump comprise of impeller & neck ring (CF-8), casing ( CI), shaft & sleeve ( SS-410) with suitable bearing in fitted condition Head 16 Mtr Discharge 37885 LPM ( 12 MGD), Suc x Del 500x450mm , RPM 735 suitable for 200HP motor. Make : Mather & Platt/Kirloskar/Djb approved make

Removing of suction and delivery side old reducer/ gap piece by cutting old worn out nut bolt with the help of gas cutter and heavy manuual labour, tools and tackles and fixing the blank flange 500mm dia. both side at valves for Set no.8 & 9.

Dismantling the motor from the MS base frame by cutting of old worn out nut bolts with the help of gas cutter & removing the cable connection of motor.

S/o Nut Bolts and washer

S/o rubber packing sheet 50% neoprene of good quality. Make: Jyoti

S/o tyre coupling with tyre TC-21. Make : Unique

Fabrication and supply of Gap piece for set No.8 & 9 of size 500 x 450mm by cutting , welding , grinding of MS pipe and welded the flanged on both side and grinded the surface.

Fabrication and supply of Gap piece for set No. 8 & 9 of size 500 x 500mm by cutting , welding , grinding of pipe and welded the flanged on both side and grinded the surface

Dismantling of old MS Channel for set no. 8 & 9 from the RCC foundation with the help of gas cutter with heavy manual labour

Strengthening of M.S. Base frame of size approx. 2.40 Mtr X 1.0 Mtr by MS C-Channel Size approx 150X75mm and MS Flat Bar for load approx. 150X12mm and for support approx 65X10mm. Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, welding, painting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete for set No. 8 & 9

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) one by one. Size 2.5X1.5 mtrX 2 nos. = 7.5 mtr DJB DSR Civil (Item No. 4.1.3) for SetNo. 8 & 9

Making key of coupling as per size requirement & Boring New Tyre coupling as per shaft size of motor and pump and fixing at the shaft of motor and pump tighten with the key.

Installation of new pump no.8 & 9 & motor on MS channel base frame with proper alignment by the help of nut bolts and rubber packing sheet i/c welding, grinding & cutting works with the help of manuual heavy labour, tools and tackles.

fixing the gap piece both side of pump and couple with valves with the help of Nut bolts and rubber packing sheet.

Coupling the motor and pump by tyre coupling and alignment the complete pump set and tighten the nut bolt at MS base frame and painted with black enamel paint with red oxide coat on the MS structure of base fame and gap piece both side.

Making cable connection of motor with the Panel and starter cables with work of removing the old damaged thimble by cutting old cable end termination and making new termination by crimping of new aluminum thimble of both cable end.

Testing and commissioning of Pump set on Load in the presence of Engineer in charge.

Please Enable Macros to View BoQ information