Public Health Engineering Department Tender

Add 15% extra on depth more than 100 mtr for drilling beyond 100 mtr depth from ground level.

Construction of tube well after completion of drilling by rotary method & upto 150 mtr. depth in all type of rocks by DTH system as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended upto date) and technical specifications. The work shall be deemed completed only after obtaining sand free water. The bore well should have a throughout nominal size bore beyond casing pipe. Nominal bore 200 mm dia.

Add 15% extra on depth more than 150 mtr for drilling beyond 150 mtr depth from ground level.

Construction of Tube Well up to 150 mtr. depth in all type of rocks by DTH system & over burden to accommodate casing pipe of following sizes in all types of soil & over burden including lowering of casing pipe, (if required) excluding cost of casing pipe, as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended upto 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.Nominal bore 200 mm dia.

Add 15% extra on depth more than 150 mtr for drilling beyond 150 mtr depth.

Construction of tube well from ground level and upto 100 mtr. depth and above of following sizes in all types of soils in alluvium strata,unconsolidated formation such as pebbles, boulders etc. by "bailing" method and without gravel packing as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended upto date) and technical specifications. The work includes formation of cavity at bottom by development with appropriate air compressor or bailer pumping and also lowering of casing pipe but excluding cost of the casing pipe. The tube well should have a throughout bore as per nominal dia of casing pipe. The work would be completed after obtaining sand free water.Nominal bore 200 mm dia.

Construction of tube well from ground level and up to 100 mtr depth and above to accommodate housing assembly pipe in all type of unconsolidated formation such as pebbles, boulders, collapsible formation etc. by Odex drilling method as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended upto date) and technical specifications. The work will include lowering of housing and strainer pipe assembly and casing shoe incuding cost of casing shoe, but excluding cost of the casing pipe. The work would be completed after obtaining sand free water. 200 mm dia nominal bore

Development of tube well as per IS: 11189- 1985 and IS: 2800 (Part- I)- 1991 (both amended up to date) using suitable compressor to give sand free water for required yield of the gravel packed tube well.

Supply of E.R.W. M.S. black casing pipe ISI marked (IS:4270/22001) or amended up to date of200 mm dia NB(Thickness of pipe 5.4 mm & mass of tube 28.46 Kg/m)

Labour charges for making slots on blank pipes made of ERW MS black pipe of following sizes, the slotting should be as per IS:8110-2000 or as amended up to date. 200 mm dia nominal bore.

Providing & laying ISI marked GI Pipe “A” (light) class as per IS:1239 part I 2004 or amended up to date for casing pipe for submersible cable external/internal work 40 mm dia complete in all respect.

Providing and lowering in tubewell ISI marked GI Pipe "B"(medium) class as per IS:1239 part I 2004 or amended upto date, threaded and double flange(welded) on both ends and two numbe 25x3mm MS flat welded on oth ends between pipe & flange, rubber washer & nut bolts etc. complete in all respect. 50 mm dia

50 mm dia

65 mm dia

80 mm dia

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

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.

Supply & Installation of 3 phase ISI 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.

Up to 5.5 KW (7.5 HP) & head up to 120 mtr.

Up to 5.5 KW (7.5 HP) & head above 120 mtr.

7.5 KW (10 HP) & head up to 120 mtr.

7.5 KW (10 HP) & head above 120 mtr.

9.3 KW (12.5 HP) & head up to 120 mtr.

9.3 KW (12.5 HP) & head above 120 mtr.

11 KW (15 HP) & head up to 120 mtr.

11 KW (15 HP) & head above 120 mtr.

Supply and Fixing of electric control feeder panel comprising of suitable rating MCCB, DOL starter, overload relay, ampere meter, volt meter, phase preventer, 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 300mm 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 platform.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 440 Volt AC Supply.Up to 5.00 HP

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 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 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.

Above 5 HP and up to 10 HP

Above 10 HP and up to 15 HP

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 4.0 Sq.mm

3 core 6.0 Sq.mm

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 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.

10.0 Sq.mm, 4 core

16.0 Sq.mm, 4 core

Plate Earthing as per IS:3043 with G.I. Earth plate of size 600mm x 600mm x 6.0mm by embodying 3 to 4 mtr. below the ground level with 20 mm dia. G.I. 'B' class watering Pipe including all accessories like nut, bolts, reducer ,nipple, wire meshed funnel, and C.C. finished chamber covered with hinged type with locking arrangement C.I. Cover, C.I. Frame of size 300mm x 300mm complete with alternate layers of salt and coke/charcoal, testing of earth resistance as required.

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

65 mm dia

80 mm dia

Supplying & Installing 100 mm diameter sealed diaphragm bourdon type pressure gauge of range 0 to 10 kg. including all jointing material as per specification with safety cover.