Public Health Engineering Department Tender

Providing & Lowering in tube well ISI marked GI Pipe medium duty (“B" class), Steel tube as per IS:1239 or amended up to date and zinc coating as per IS 4736, threaded and double flanged (welded) on both ends and two number 25x3mm MS flat welded on both ends between pipe & flange, rubber washer & nut bolts etc. complete in all respect. 80 mm dia

Supply & Installation of 3 phase ISI marked submersible motor pump set of three star or better rating of BEE and as per IS: 8034-2018 (pump) and IS 9283-2013 (motor) or as amended up to date of approved make of following duty condition with required accessories including making connection suitable for tube well/DCB. The job includes lowering of motor pump, installation of complete fitting & accessories, jointing of electrical cables up to switch board, testing of submersible pump set and interconnection up to water mains, complete in all respect. Up to 5.5 KW (7.5 HP) & head up to 120 mtr.

Supply & Fixing of ISI marked three core PVC flat submersible cable as per IS 694:1990 or amended up to date and conductor as per class 5 of IS 8130:1980 including making connection etc. 3 core 6.0 Sq.mm

Providing & Fixing of double flanged, CI body, ISI marked NRV of approved make of following sizes 80 mm dia

Supply and Fixing of electric control feeder panel comprising of suitable rating MCCB , fully automatic star-delta starter, over load relay, ampere meter with CTs, volt meter, phase preventer, suitable starting capacitors, phase indicators, lighting arrangement etc complete suitable for three phase pump set. The panel should have space for energy meter ( supplied by DISCOM). All these equipments shall be housed by panel box made out from 18 gauge M.S. Sheet with powder coating. Panel should be of minimum size 900 x 600 x 450 mm with Stand ( made of angle iron of size 35x35x5mm) duly bolted/screwed with enclosure box having 4 legs, each leg’s length 18" and double door including in built locking system. The legs should be embedded in M-15 cement concrete plat form. The size of CC platform should be equal or bigger than the base size of panel having height of at least 200 mm from ground level. The panel should have opening of suitable size in front of space for energy meter with glass for meter reading. The operation of panel should be suitable for on 440 Volt AC Supply.Above 5 HP and up to 10 HP

Supply & Fixing M S clamp set of 50x6 mm flat from iron with nuts and bolts etc for holding the riser pipe assembly of submersible pump set.

Unlowering of submersible pump set along with lowering pipes with depth up to 120 mtr and submersible cable with safety from tube well, checking the pump set, ransportation of pump set from tube well site to store as direction, receiving repaired new pump set from store/ divisional store , testing the same, transportation to site and lowering back into tube well along with submersible cable, lowering pipes, specials etc and commissioning of the tube well. The job also includes cable jointing, checking of discharge of pump set, interconnection of lowering pipe from nearby distribution pipe line, checking of starter and reporting for completion of Job or fault/problem if any. (Upto 20 Km distance run by lowering machine) For three Phase pump set G.I. Double Flanged Pipe Lowering Assembly of nominal dia 80mm

Excavating trenches of required width as per size of pipes, including excavation for sockets and dressing of sides, ramming of bottoms, depth up to 1.5 Mtr. including taking out the excavated soil and then returning the soil as required in layers not exceeding 20 Cm in depth including consolidating each deposited layer by ramming and watering etc. and disposing of surplus excavated soil as directed within a lead of 50 Mtr.Hard soil (Clay soil)

Supply & Fixing tube well cover of MS sheet 8mm thick at top & 5mm thick 100mm wide shroud around the edge so as to form a cap on the top end of casing pipe with GI Nipple 45cm long & two GI flanges at both ends in 80mm sizes passing through a hole in the centre of MS sheet. A 25 mm socket with end plug shall also be welded over top plate. A GI nipple having outside thread of size 1/2" (for installation pressure gauge) shall be provided & welded with 80mm GI nipple near top plate nipple shall be provided with end plug. 200 mm dia