NIT No. 22/2026-27

(2.4) Construction of Tube Well up to 100 mtr. depth in all type of rocks by DTH system & over burden to accommodate casing pipe of following sizes in all types of soils & over burden including lowering of casing pipes, (if required) excluding cost of casing pipes, as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended up to date) and technical specifications. The work would be completed after obtaining sand free water. The tube well should have a through out bore as per nominal dia of casing pipe. (2.4.2) Nominal bore 200 mm dia.

(2.4.3) Add 15% extra on above item (Item No 2.4.2) for drilling depth beyond 100 mtr and up to 200 mtr from ground level, rate shall be applicable for only extra depth beyond 100 mtr and up to 200 mtr.

(2.11) Supply of HRW M.S. black casing pipe IS1 marked (IS: 4270/2001) or amended up to date of following sizes (2.11.2) 200 mm dia NB (Thickness of pipe 5.4mm & mass of tube 28.46 Kg/m)

(2.15) Supply & Installation of 3 phase JSI marked submersible motor pump set of five star rating by 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. (2.15.1) Up to 5.5 KW (7.5 HP) & head up to 120 mtr.

(2.15) Supply & Installation of 3 phase JSI marked submersible motor pump set of five star rating by 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. (2.15.4) 7.5 KW (10 HP) & head above 120 mtr..

(2.18) 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 preventor, 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 guage M.S. Sheet with powder coating. Panel should be of minimum size 900 x 600 x 450 n-m 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 plateform 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 440 Volt AC Supply. (2.18.1) Above 5 HP and up to 10 HP

(2.19) Supply & Fixing of IS1 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. (2.19.2) 3 core 6.0 Sq.mm

(2.20) Supply & Fixing XLPE insulated / P.V.C. sheathed cable of 1.1 KV grade with aluminium conductor Armoured of iS:7098-l/1554-1 approved make in ground as per IS: 1255 including excavation of 30cmx75cm size trench, 25 cm thick under layer of sand, second Class bricks covering, refilling earth, compaction of earth, making necessary connection, testing etc. as required of size. (2.20.2) 16.0 Sq.mm, 3.5 core

(2.22) Supply & Fixing JV1 S clamp set of 50x6 mm flat from iron with nuts and bolts etc for holding the riser pipe assembly of submersible pump set.

(2.23) 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 Gl 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. (2.23.3) 200 mm dia