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| 1 | Supply and fixing cost for MS reducer, bail plug and MS strip for centering and providing support for fixing stranded steel rope complete all as specified and directed. |
| 2 | Trial Boring/Drilling pilot bore of200mmto 300mm dia (suitable for 200mm casing upto 20m depth and 150 mm casing from 20m to bore level) IS: 2800 (part I), upto 140m to 180m depth ( if encountered hard rock whichcannot be encounteredat certain depth then pilot boring size can be reduced to an extent of 250 mm dia on direction of Engineer in Charge ) below ground level & lowering ofMS pipe by any suitable method (by DTH-cum-rotary or reverse rig method) to depth below ground level in any type of strata/soil/rock with sand or loose boulder including disposal of materials obtained (soil, rock,etc) from boring to distance not exceeding 40 meter with & including deploying required rig, machinery, T & P equipments, etc complete all as specified and directed. |
| 3 | Supply, assembling, lowering and levelling 200 mm nominal bore MS ERW ISI marked casing blank pipe having wall thickness 6.0 mm as perIS 1239 (Part 1)/ IS-3589 and IS 4270:2001/ (as per relavant latest IS) and jointing with electric arc welding, screwed and socketed in random length of 3 to 6 mtr, including necessary fittings i.e sockets, coupling, jointing and painting with two coats of bituminous paint of exterinal surfaces of pipe upto depth of 200 mtr below ground level complete all as specified and directed. |
| 4 | Supply, assembling,lowering and levelling 150 mm nominal bore MS ERW ISI marked casing blank pipe having wall thickness 6.0 mm as per IS 1239 (Part 1) and IS 4270:2001/ (as per relavant IS) and jointing with electric arc welding, screwed and socketed in random length of 3 to 6 mtr, including necessary fittings i.e steel sockets, coupling, jointing and painting with two coats of bituminous paint of external surfaces of pipe upto depth of 200 mtr below ground level complete all as specified and directed. |
| 5 | Supply, assembling,lowering and levelling 150 mm nominal bore MS slotted ERW ISI marked casing blank pipe having wall thickness 6.0 mm as per IS 8110 (2000) /(as per relavant latest IS) and jointing with electric arc welding, screwed and socketed in random length of 3 to 6 mtr, including necessary fittings i.e steel sockets, coupling, jointing and painting with two coats of bituminous paint of external surfaces of pipe upto depth of 200 mtr below ground level complete all as specified and directed. |
| 6 | M & L for foundation ofsize 100x 100 x100 cm at ground level for holding tube well made of plain cement concrete 1:2:4 type B-2 (using 40mm graded crushed stoneaggregates) as directed by Engr-in charge (including necessary Earth work, excavation, returning filling,removal etc ) complete all as specified and directed. |
| 7 | Supply, lowering and fixing Heavy Grade GI column pipe, ISI marked both end flanged 80 mm dia bore in 3 mtr length having wall thickness as per relavant IS as per IS-1239 complete including rubber gasket, slot cutting in flanges for passing of submersible cable and nut bolts etc complete all as specified and directed. |
| 8 | Supply, installation & testing ofMain Submersible pump set completewhich are suitable for 415 Volts, 3 Phase system, 5 HP (as suitable after carrying out yield test of bore well 50 LPM to 150LPMCapacity, 50 Hz,Head20 m - 100 m ,min 8 staging with delivery size of 50 mm, outer dia 100 mm bore complete all as specified and directed by Engr-In-Charge.Make -Kirloskar/KSB/CROMPTON or Equivalent approved by GE. Note:- Rates are incl. of suitable size of steel rope required to support the pump set. |
| 9 | Supply & Fixing of Submersible cable 3 core, 4 Sqmm, PVC sheathed 1100V grade with copper conductor complete all as specified and directed. |
| 10 | Yield test for the bore well by continuously pumping up to 24 hours as per requirement to determine safe pumping yield complete all as specifed and directed. |
| 11 | Supply and Fixing in position mild steel cap made of MS plate5mm thick with an internal threading and locking arrangement having opening for column pipe and submersible cable, for housing pipe of 200 mm dia complete all as specifed and directed. |
| 12 | Sample strata box made out of 20mm thick veneered particle board and 12mm thick plywood with 25mm x 25mm aluminium angle 2mm thick base overall length min 1500 mm x 750 mm x 100mm or as per reqmtwith front glass sheet sliding type cover with aluminium frame all around with 2 Nos Key holes plates of size 40mm x 25mm and 3mm thick complete showing name of tube well location andstrata chart of ground data showing different types of strata and selection of casing pipecomplete all as specified and directed by Engg in charge including painting of synthetic enameledpaint over to a coat of wood primer complete all as specifed and directed. |
| 13 | Development of tube well in accordance with IS : 2800 (part I) and IS:11189, to establish maximum rate of usable water yield without sand content (beyond permissible limit), with required capacity air compressor, running the compressor for required time till well is fully developed, measuring yield of well by \"V\" notch method or any other approved method, measuring static level & draw down etc. by step draw down method, including hire & labour charges of air compressor, tools & accessories etc. all as per requirement and direction of complete all as specified and directed. |
| 14 | Supply & fixing ofDOL starter , 3 phase, 6-10 A, suitable for 5 HP submersible pump set including making all connections complete all as specified and directed. |
| 15 | Supply andfixing 80 mm bore Non ReturnValveas perrelavant IS, PN rating 1.0 ISI marked complete all as specified and directed. |
| 16 | M&L for making foundation thrust blocks/support pillars for holding pipe line/clamp support etc by PCC 1:2:4 type B1 (using 20mm graded aggregate size) and using extra cement making good to surfaces complete all as specified and directed. |
| 17 | Supply and Install of motorized Chemical Dosing suitable to inject solution upto 04 LPH comprising dosing pump coupled with singlephase electric motor of suitable capacity, assembly with agitator, dosing and agitator in single motor, agitator with SS sweep blade duly FRP coated, FRP tank 50- 100 ltrLtrs capacity with agitator of suitable capacitycomplete unit mounted on heavy duty MS fabricated frame duly anti corrosive paint with all accessories including UPVC pipe with valves and supportings complete all as specified and directed. |
| 18 | Supply only Chlorine test kit with coloured ample complete with all testing fitments and OT solution in Rexene finished box complete all as specified and directed. |
| 19 | Material and labour for Electrologging test for borewell for finding out fluid content,porosity and permeability complete all as specified and directed. |
| 20 | Testing of water sample and submission of reports for chemical and bacteriological analysis from the Government college /NABL cerified lab /State Govt Lab complete all as specified and directed. |
| 21 | Supply and filling Gravel packing in tube well construction in accordance with IS: 4097, including providing gravel fine/medium/coarse, in enquired grading & sizes as per actual requirement, complete all as specified and directed. |
| 22 | S&F well cap 200 mm dia, internally threaded & welded handed fabricated from MS sheet 3.15 mm thick and complete all as directed. |
