Drilling and Commissioning of Tube well including supply and installation of energy efficient submersible pump sets, panels cables and other allied works and 5 year O M period 2 years defect liability period under District Banswara

Construction of tube well after completion of drilling by rotary /percussion method & up to 100 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 up to 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 above item (Item No 2.3.1 to 2.3.3) 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.

Add 30% extra on above item (Item No 2.3.1 to 2.3.3) for drilling depth beyond 200 mtr and from ground level, rate shall be applicable for only extra depth beyond 200 mtr .

Add 15% extra on above item (Item No 2.3.1 to 2.3.3) for drilling, where strata is collapsible and lowering of casing pipe is required . The work includes lowering of casing pipe, but excluding the cost of casing pipe. The rate shall be applicable for stretch of collapsible strata only.

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.

Nominal bore 200 mm dia.

Add 15% extra on above item (Item No 2.4.1 to 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.

Add 30% extra on above item (Item No 2.4.1 to 2.4.2) for drilling depth beyond 200 mtr and from ground level, rate shall be applicable for only extra depth beyond 200 mtr .

Add 15% extra on above item (Item No 2.4.1 to 2.4.4) for drilling, where strata is collapsible and lowering of casing pipe is required . The work includes lowering of casing pipe, but excluding the cost of casing pipe. The rate shall be applicable for stretch of collapsible strata only.

Supply of ERW M.S. black casing pipe ISI marked (IS: 4270/2001) or amended up to date of following sizes

200 mm dia NB (Thickness of pipe 5.4mm & mass of tube 28.46 Kg/m)

Labour charges for making slots on blank pipes made of ERW MS black pipe ISI marked of following sizes, the slotting should be as per IS:8110-1985.

200 mm dia nominal bore of 5.4mm thickness

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

S&F tube well cover of MS sheet (6mmthick) with nuts & bolts complete for casing size 200mm 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.

Maintenance of tubewells which includes round the clock monitoring of tubewells of all sizes, complete repairs / rewinding of submersible pump sets including cost of material components required to repair pumpsets, starters, meters etc. of electric panel of tube wells, Lowering and unlowering of pumpsets complete in all respect, maintenance of log-books & Histroy sheet as directed by Engineer-in-charge for tubewell per month. For Rural water supply schemes.

0.5 HP to 5.0 HP

6.0 HP to 7.5 HP

8.0 HP to 10.0 HP

11.0 HP to 12.5 HP

13.0 HP to 15.0 HP

16.0 HP to 25.0 HP

Maintenance of tubewells which includes round the clock monitoring of tubewells of all sizes, complete repairs / rewinding of submersible pump sets including cost of material components required to repair pumpsets, starters, meters etc. of electric panel of tube wells, Lowering and unlowering of pumpsets complete in all respect, maintenance of log-books & Histroy sheet as directed by Engineer-in-charge for tubewell per month. For Urban water supply schemes.

0.5 HP to 5.0 HP

6.0 HP to 7.5 HP

8.0 HP to 10.0 HP

11.0 HP to 12.5 HP

13.0 HP to 15.0 HP

16.0 HP to 25.0 HP

Providing, installing, testing and commissioning of double flanged bulk flow meter with removable mechanism, of class B conforming to ISO 4064/1 or amended up to date of approved make including cost of all material and labour as per specifications with GI Box (sheet 16 SWG) suitable with locking arrangement of following dia.

50 mm dia

65 mm dia.

80 mm dia.

Providing & lowering in tubewell ISI marked GI Pipe "B" class as per IS:1239 or amended up to date threaded and double flanged (welded) on both ends and two number 25x3 mm flat welded on both ends between pipe & flange, rubber washer & nut bolts etc. complete in all respect

nominal bore of 32 mm

nominal bore of 50 mm

nominal bore of 65 mm

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 connecting etc

3 core 4.0 Sq.mm

3 core 6 Sqmm

3 core 10 Sqmm

3 core 16 Sq mm

Supply & Installation of 3 phase ISi marked submersible motor pump set of five star rating by BEE and as per JS: 8034-2011 (pump) and IS 9283-2013 (motor) or 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 (1O 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 mt

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

11 KW (IS HP) & head above 120 mtr

13 KW (17.5 HP) & head up to 120 rntr.

13 KW (17.5 HP) & head above 120 mtr

15 KW (20 HP) and above, head up to 120 mtr

15 KW (20 HP) and above, head above 120 mtr.

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

Above 10 HP and up to 15 HP

Above 15 HP and up to 20 HP

Above 20 HP and up to 30 HP

Supply and Fixing of Electric feeder panel (having projected canopy)for submersible pump set Single phase up to 5 HP, comprising of DOL Starter, MCB, Indicating Light, Ammeter, Volt meter, connection plate, condensers of approved make and the panel enclosure should be made out from 18 gauge M.S. Sheet with powder coating. Panel size Height 600 mm Width 500 mm depth 250 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 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 operation of panel should be suitable for on 240 Volt AC Supply.

Providing & Fixing pump safety cage as per specifications or as directed by engineer incharge

Providing & Fixing of double flanged, Cl body, ISi marked NR V of approved make of following sizes

65 mm dia

80 mm dia

Providing, lowering, aligning, fixing in position in pipe line, CI D/F Sluice valves straight and pocket less body passage of approved make of following Pressure rating & dia complete, confirming to IS:14846 (amended up to date) and of following specifications: Body, Bonnet, Wedge, Gland, Thrust Plate, Cap & Hand wheel of Grey cast iron of IS:210/ FG200 Stem - SS 304 ,Body Seat ring, Wedge facing ring & Bushes - LTB2/ SS , Face to face dimensions as per IS 14846/2000 (amended up to date) ,Epoxy ( Non-Toxic- suitable for drinking water) applied inside and outside, Flanges Drilled as per IS 1538. Nut-Bolt confirming to IS:1363 and IS: 1367/ CS/ galvanised steel Insertion rubber of black EPDM 6mm thick . Sluice valves including all jointing & jointing material, labour, testing and commissioning along with pipe line as per Technical Specifications and as per direction of Engineer-in-charge. Note: Rates are exclusive of tail piece/ dismantling joints and earth work.Manually Operated CI Sluice valve of Class PN-1.0

Providing supplying , Lowering & laying in standard lengths HDPE PE -80 PN-6 Pipes conforming to IS-4984: 1995 with necessary jointing material like mechanical connectors, i.e thread/ insert joint/ oquick release coupler joint/ compression fitting joint or flanged joint and specials jointing pipe by butt fusion welding method,including all taxes [ Central and local ], transportation and freight charges,inspection charges, loading/ unloading charges, stacking the same in closed shade duly protecting from sunrays and rains, including cost of labour and material, specials [ Tee, bend etc.] satisfactory, hydraulic testing etc. complate as per tachnical specifications and direction of engineer-in- charge. [excluding earth work] supply up to 90 mm dia. coil & above 90 mm dia straight leanth in 6 m.] NOTE : Providing and fixing of al requisite specials as per drawing, design and layout are inclusive in RM messurement of the item and shall not be paid separatelyin following nominal diameter.

90 mm dia

110 mm dia

Supply & fixing MS clamp set of 50 x 6 mm flat from iron with nuts and bolts etc for holding the riser pipe assembly of submersible pump sets

Providing, lowering, aligning, fixing in position in pipe line at work site, DI D/F Resilient seated (soft seated) Sluice Valves (Gate Valves) , Vacuum tight(bubble tight), straight and pocket less body passage of approved make of following class & dia complete confirming to BS-EN-1171/ AWWA C-509 and of following specifications: Body & bonnet of Ductile cast iron of grade GGG40/GGG50 as per DIN 1693 or GR SG-400/12 as per IS 1865 or equivalent grade as per IS :3896-part2-1985 and subsequent revisions, Wedge of same material as body & shall vulcanised rubber lined with EPDM (food grade quality) and seals of NBR Face to face dimensions as per BS 5163-89/ IS 14846/2000 (amended up to date) /Din 3202 F4, Stem/ spindle of SS (AISI 316 or equivalent) Electrostatic epoxy powder(EP-P)/ Fusion bond epoxy ( Non-Toxic- suitable for drinking water) coated with minimum thickness of 250 microns inside and outside, Drilled as per IS 1538. Nut-Bolt confirming to IS:1363 and IS: 1367 (Galvanised steel) Insertion rubber of black EPDM 6mm thick. Suitable support structure as per directions of EIC, Sluice valves including all jointing & jointing material, labour, testing and commissioning along with pipe line as per Technical Specifications and as per direction of Engineer-in-charge. Note: Rates are exclusive of tail piece/ dismantling joints and earth work.Manually Operated Resilient Seated Sluice Valves of Class PN 1.6

80 mm dia

100 mm dia

125 mm dia

150 mm dia

200 mm dia

250 mm dia

300 mm dia

350 mm dia

400 mm dia

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

25.0 Sq.mm, 3.5 core

35.0 Sq.mm, 3.5 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.

Proving and Fixing 32 mm dia Full way valve or wheel valve as per IS:778 or amended up to date of approved make, on pump delivery pipe.

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.

Earth work in excavation by mechanical means (Hydraulic Excavator )/ manual means in trenches of required width and gradient for laying and jointing of pipe line 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 20cm in depth including consolidating each deposited layer by ramming, watering etc. and disposal of surplus excavated soil as directed within a lead of 50 Mtr. including required all safety provisions etc.:All kinds of soil

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