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| 1 | Constructionof Tube wellupto150mtr.Depthandabovein all typeofrocksbyDTHsystemandover burdentoaccommodatecasingpipeoffollowingsizeinalltypeofsoilandoverburden includingloweringofcasingpipe but excluding the cost of casing pipesasperIS : 2800 (Part I&II) 1979specifications.Theworkwouldbecompleted after obtaining sand free water. The tube well should havethroughout bore as per nominal diameter of casing pipe |
| 2 | Nominal bore 200 mm dia. |
| 3 | Add 15% extra on depth more than 150 mtr for drilling beyond 150 mtr depth. |
| 4 | Supply of ERW M.S.black casing pipe ISI Marked (IS:4270/2001) of grade amended up to date of folowing size. |
| 5 | 200mm dia NB (Thickness of pipe 5.4mm & mass of tube 28.46 Kg/m. |
| 6 | 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. |
| 7 | 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 end in 80mm sizes passing through a hole in the centre of MS sheet. A 25mm socket with end plug shall also be welded over top plate (as per drawillg enclosed). A GI nipple having outside thread of size 1/2\" (for installation pressure gauge) shall tie provided & welded with 80mm GI nipple near top plate nipple shall be provided with end plug. |
| 8 | 200 mm dia |
| 9 | 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 number25x3mm MS flat welded on both ends between pipe & flange, rubber washer & nut bolts etc. complete in all respect. |
| 10 | 50 mm dia |
| 11 | Supply & Installation of 3 phase ISI marked submersible motor pump set of five star (if not available then three/ four star whichever higher rating available) rating by BEEand 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. |
| 12 | Up to 5.5 KW (7.5 HP) & head above 120 mtr. |
| 13 | 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 ofminimum 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 |
| 14 | Supply & Fixing of ISI marked three core PVC flat submersible cableas per IS 694:1990 or amended up to date and conductor as per class 5 of IS 8130:1980including making connection etc. as per PHED approved make . |
| 15 | 3 core 4.0 Sq.mm |
| 16 | Supply & Fixing XLPE insulated / P.V.C. sheathed cable of 1.1 KV grade with aluminium conductor Armoured of IS:7098-I/1554-1 approved makein ground as per IS:1255 including excavation of 30cmx75cm size trench, 25 cm thick underlayer ofsand, second Class bricks covering, refilling earth, compaction of earth, making necessary connection, testing etc. as required of size. |
| 17 | 10.0 Sq.mm, 4 core |
