NIT No. 24 (25-26) Item No. 21

Dismantling of existing old MS base frame and reducer from pump set by cutting of rusted M.S nut bolts and foundation bolts by gas cutter set and electric welding machine, removing all the nut bolt at delivery side by gas cutter set and electric welding set job also includes dismantling the suction & delivery side sluice valve, NRV etc. as per side requirement and lifting of pump and motor on safe place.

Making arrangement of stop leakage from delivery and header side by providing fixing of blank plate on both sides as required and arrangement of other safety items on both pump sets one by one as required.

Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer - in- charge. DJB DSR Item Code: 15.3

Strengthening of existing M.S. Base frame by replacement of damaged MS C-Channel and MS Flat Bar. Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. DSR Civil 2023 item code:- 10.2

Fabrication of MS reducer of suction side as per required size with MS flange of required size. MS taper to be made from 10 mm thick duly making taper of rolling welded in all side round length and both ends. Flanges duly painted as required (as per sample).

Supply of Nut, Bolt and Washer of good quality as per site required ISI Mark.

Supply of Neoprene rubber sheet 50% Neoprene (1.5mm to 25mm). DJB SOR (Item No. 22.6.1)

Supply of Bearing no. 6317 C3 Make: SKF/Fag/Any DJB approved make

Repairing of 200 mm dia sluice valve on suction side by opening of upper dome & valve flap sheet with using old dhoti, sand paper and chemical. Trimming of spindle & nut by machine and fixing of all parts by greasing of all moving parts. Replace of all damaged nut bolts and packing sheet at site.

Dismantling of Motor Bearing housing with the help of cutting old rusted nut bolts/studs and grinding, finishing with machine and skilled manual labour with proper safety and not affect other items.

Replacement of Bearing as required size and cleaning with proper finishing with the help of bearing puller and proper fixing & check balancing with machine & special tools by skilled manual labour at site.

Providing/fixing of water storage tank of capacity 500 Litre at Loni Road BPS with pipe fittings and All 20mm nipple - 4 nos, tank nipple - 1 no, pipe -10 mtr, elbow-4nos, Tee- 2 nos, socket- 5 nos, Reducer socket ¾" to ½" - 2 nos. Union- 2nos and gun metal gate valves-2 nos, with the help of manual labour, tool & tackles. Make -water storage tank: -Sheetal/ Supreme/Aquapure/Any DJB approved. Make - pipe fittings: - ISI mark.

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 2X1mtrX 2 nos. = 4 mtr approx DJB DSR Civil (Item No. 4.1.3)

Re- fixing of M.S. Base frame on foundation, 100 KW motor and pump on base frame and proper leveling of all items by using of instruments and skilled labour tightening of foundation bolts and help of welding set, men machine.

Fixing of pump suction/delivery sides, reducer, pipes, specials with new nut & bolts & washers rubber insertion sheet etc. alignment with motor & pump through coupling and fixing of connection of starter, other necessary items required for completion of work like thimbles for electrical connections.

Testing and commissioning complete system on No load/full load. This also includes adequate provision of safety measures while executing the work and other necessary items required for completion of work