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| 1 | Deepening of existing tube well by DTH system beyond existing depth up to 100 mtr. and above in all type of rocks including flushing of tube well and obtaining sand free water. |
| 2 | Nominal bore 200 mm dia. |
| 3 | Construction of tube well from ground level & up to 100 mtr depth to accommodate housing and assembly pipe of following sizes in all type of alluvium strataunconsolidated formation such as pebbles, boulders etc. by percussion/rotary drilling method as per IS:2800 Part 1: 1991 andIS:2800 Part II: 1979 (both amended upto date) and technical specifications, with gravel as per IS:4097-1967 and it\"s packing as per IS: 2800 (Part I & II) 1979 as amended up to date (the work includes the cost of gravel & it\"s primary packing and packing during development, lowering of housing & strainer assembly pipes with supply and wrapping of coir-rope, wherever necessary for arresting fine sand particles and development work, but excluding the cost of housing and strainer pipe assembly). The work would be completed after obtaining sand free water. Nominal bore 200 mm dia. |
| 4 | Construction of tube well after completion of drilling by rotary method & upto 100 mtr. depthin all type of rocks by DTH systemas per IS:2800 Part 1: 1991 andIS:2800 Part II: 1979 (both amended upto date) and technical specifications. The workshall 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. |
| 5 | Add 15% extra on depth more than 200 mtr for drilling beyond 150 mtr depth from ground level. |
| 6 | Add 30% extra on depth more than 150 mtr for drilling beyond 150 mtr depth from ground level. |
| 7 | Supply of ERW M.S. black casing pipe ISI marked (IS: 4270/2001) or amended up to date offollowing sizes. 200 mm dia NB (Thickness of pipe 5.4mm & mass of tube 28.46 Kg/m) |
| 8 | 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. 200 mm dia nominal bore of 5.4mm thickness. |
| 9 | Supply & Fixingtube well coverofMS sheet 8mmthick attop &5mmthick 100mmwideshroudaroundtheedgesoastoformacaponthe topend of casing pipe with GI Nipple 45cm long & two GI flanges at both ends in 80mm sizes passing through a hole in the centre ofMS sheet. A25 mmsocket with end plug shall also be welded over top plate. A GI nipple having outside thread ofsize 1/2\" (for installation pressure gauge) shall be provided &welded with 80mm GI nipple near top plate nipple shall be provided with end plug. |
| 10 | Supply & Installation of 3 phase ISI marked submersible motor pump set offive 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. 11KW (15 HP) & head above 120 mtr. |
| 11 | 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.3 core 4.0 Sq.mm |
| 12 | 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. 16.0 Sq.mm, 4 core. |
| 13 | Providing & Lowering in tube well ISI marked GI Pipe medium duty (“B\" class), SteeltubeasperIS:1239oramendeduptodateandzinccoatingasperIS 4736,threadedanddoubleflanged(welded)onbothendsandtwonumber 25x3mm MS flat welded on both ends between pipe & flange, rubber washer &nut bolts etc. complete in all respect. |
| 14 | 50 mm dia. |
| 15 | 80 mm dia. |
| 16 | Providing & laying ISI marked GI Pipe “A” class as perIS: 1239for casing pipe for submersible cable external work 40 mm dia complete in all respect. |
| 17 | Providing & Fixing of double flanged, CI body, ISI marked NRV of approved make of following sizes 80 mm dia. |
| 18 | Providing,lowering, aligning,fixingin positionin pipeline,CID/FSluicevalvesof 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/ FG200Stem - SS 304 ,Body Seat ring, Wedge facing ring & Bushes - LTB2/ SS, Face to face dimensions as per IS 14846/2000 (amended up to date), All exposed machined ferrous surfaces shall be painted with one coat of aluminium red oxide primer conforming to IS:5660 and two coats of black Japan paint conforming toType B of IS 341or paint conforming to IS9862 or IS2932( 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.Insersion rubber of black EPDM 6mm thick . Suitablesupport 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.Providing,lowering, aligning,fixingin positionin pipeline,CID/FSluicevalvesof 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/ FG200Stem - SS 304 ,Body Seat ring, Wedge facing ring & Bushes - LTB2/ SS, Face to face dimensions as per IS 14846/2000 (amended up to date), All exposed machined ferrous surfaces shall be painted with one coat of aluminium red oxide primer conforming to IS:5660 and two coats of black Japan paint conforming toType B of IS 341or paint conforming to IS9862 or IS2932( 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.Insersion rubber of black EPDM 6mm thick . Suitablesupport 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 CI Sluice valve of Class PN-1.080 mm HW. |
| 19 | Providing, installing, testing and commissioning of double flanged bulk flow meter with removable mechanism, of class B conforming to ISO 4064/1 or amended upto date of approved make including cost of all material andlabouras per specifications with GI Box (sheet 16 SWG) suitable with locking arrangement of following dia. 50 mm dia |
| 20 | 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. |
| 21 | 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 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 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 for440 Volt AC Supply. above 10.0 HP and up to 15.0 HP |
| 22 | Plate Earthing as per IS:3043 with G.I. Earth plate of size 600mm x 600mm x 6.0mm by embodying3 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. |
| 23 | Providing & Fixing pump safety cage as per specifications or as directed by Engineer in charge. |
| 24 | Providing, lowering, laying and jointing in trenches, standard lengths HDPEISI marked Pipes as per IS-4984: 1995 (amended upto date)with necessary jointing material like mechanical connectors, i.e. thread/ insert joint/ quick release coupler joint/ compression fitting joint or flanged joint and specials jointing pipe byelectro fusion welding method, including all taxes , transportation and freight charges, inspection charges, loading/ unloading charges, stacking of pipes, including cost of labour and material, specials (Tee, bend etc.), satisfactory hydraulic testing, disinfection etc. complete as per technical specifications and direction of Engineer-in-charge of following class and diameter. (excluding earth work) .Note : Providing and fixing of all requisite specials as per drawing, design and layout are inclusive in RM measurement of the item and shall not be paid separately. Supply may be in coil or straight length in 6 M/12 M. HDPE PE-80PN-10 |
| 25 | 90 mm dia |
| 26 | 110 mm dia |
| 27 | Earth work in excavation by mechanical means (Hydraulic Excavator )/ manual means in trenches for water supply pipe lines,shoring and strutting if required as per required gradient and line including safety provisions using site rails and stacking excavated stuff including up to all required lead cleaning the site etc. complete forlifts up to 1.5 depth and strata as specified. The work also includesdepositing and refilling of trench with watering & ramming /compacting in layers and disposal of surplus excavated soil as directed for lead up to 50 mtr. In all type of soil |
| 28 | Dismantling of cement concrete pavement for pipe lineand chambers by mechanical means using pneumatic tools, cutting the peripheral edge by CC cutter, breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials up to a lead of 1000 meters. Measurement for dismantled trench to be madeas per standard trench width specified in tender document and no extra payment shallbe made for trench width more than specified, re-handling of material/earth to complete the tasks as per technical specification and scope of work. |
| 29 | Dismantling of cement concrete pavement for pipe lineand chambers by mechanical means using pneumatic tools, cutting the peripheral edge by CC cutter, breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials up to a lead of 1000 meters. Measurement for dismantled trench to be madeas per standard trench width specified in tender document and no extra payment shallbe made for trench width more than specified, re-handling of material/earth to complete the tasks as per technical specification and scope of work. |
| 30 | Providing,lowering, aligning,fixingin positionin pipeline,CID/FSluicevalvesof 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/ FG200Stem - SS 304 ,Body Seat ring, Wedge facing ring & Bushes - LTB2/ SS, Face to face dimensions as per IS 14846/2000 (amended up to date), All exposed machined ferrous surfaces shall be painted with one coat of aluminium red oxide primer conforming to IS:5660 and two coats of black Japan paint conforming toType B of IS 341or paint conforming to IS9862 or IS2932( 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.Insersion rubber of black EPDM 6mm thick . Suitablesupport 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 CI Sluice valve of Class PN-1.080 mm HW. |
