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| 1 | Development of tube well in accordance with IS : 2800 (part I) and IS: 11189, to establish maximum rate of useable 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, collecting water samples & getting tested in approved laboratory, including disinfection of tube well, all complete, including hire & labour charges of air compressor, tools & accessories etc., all as per requirement and direction of Engineer-in-charge |
| 2 | Providing and fixing M.S. clamp of required dia to the top of casing/ housing pipe of tube well as per IS: 2800 (part I), including necessary bolts & nuts of required size complete.a)150 mm clampProviding and fixing M.S. clamp of required dia to the top of casing/ housing pipe of tube well as per IS: 2800 (part I), including necessary bolts & nuts of required size complete.a)150 mm clampProviding and fixing M.S. clamp of required dia to the top of casing/ housing pipe of tube well as per IS: 2800 (part I), including necessary bolts & nuts of required size complete.a)150 mm clamp |
| 3 | Providing and fixing Bail plug/ Bottom plug of required dia to the bottom of pipe assembly of tube well as per IS: 2800 (part I).a) 150 mm dia. |
| 4 | Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), including collecting samples from different strata, preparing and submitting strata chart/ bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer-in-charge, upto 90 metre depth below ground level . All types of soil, 300 mm dia |
| 5 | Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), including collecting samples from different strata, preparing and submitting strata chart/ bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer-in-charge. (a) upto 90 metre depth below ground level Rocky strata including Boulders 300 mm dia |
| 6 | Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 mild steel screwed and socketed/plain ended casing pipes of required dia, conforming to IS: 4270, of reputed & approved make, including painted with outside surface with two coats of anticorrosive paint of approved brand and manufacture, including required hire & labour charges, fittings & accessories, all complete, for all depths,as per direction of Engineer-in-charge.(a)150 mm nominal size dia having minimum wall thickness 5.00 mm |
| 7 | Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved. |
| 8 | Taking out existing kerb stones of all types from footpath/ central verge,including removal of mortar etc., disposal of unserviceable material tothe dumping ground, for which payment shall be made separately andstacking of serviceable material within 50 metre lead as per direction ofEngineer-in-Charge. |
| 9 | Providing and laying at or near ground level factory made kerb stone ofM-25 grade cement concrete in position to the required line, level andcurvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand),including making joints with or without grooves (thickness of joints exceptat sharp curve shall not to more than 5 mm), including making drainageopening wherever required complete etc. as per direction of Engineerin-charge (length of finished kerb edging shall be measured to calculatevolume for payment). (Precast C.C. kerb stone shall be approved byEngineer-in-charge). |
| 10 | Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, havingthermal stability for hot & cold water supply and all CPVC plain & brassthreaded fittings, including fixing the pipe with clamps at 1.00 m spacing.This includes jointing of pipes & fittings with one step CPVC solventcement and testing of joints complete as per direction of Engineer inCharge.Internal work - Exposed on wall25mm nominal dia pipes |
| 11 | Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - All work up to plinth level(a)1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) |
| 12 | Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge. |
| 13 | Laying old cement concrete interlocking paver blocks of any design/ shape laid in required line, level, curvature, color and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge. (Old CC paver blocks shall be supplied by the department free of cost). |
| 14 | Providing and laying 60 mm thick faciory made cement concreteinterlocking paver block of M -30 grade made by block making machinewith strong vibratory compaction, of approved size, design & shape, laidin required colour and pattern over and including 50 mm thick compactedbed of coarse sand, filling the joints with line sand etc. all complete as perthe direction of Engineer-in-charge. |
| 15 | Underground utility mapping survey for existing utilities like water pipeline, pipeline, sewerage line, electric cable, Gas line, telecom cables etc; by usingGround Penetrating Radar & EPL. for length of 5000 sqm |
| 16 | Demolishing cement concrete manually/ by mechanical means includingdisposal of material within 50 metres lead as per direction of Engineer -in - charge.15.2.1 Nominal concrete 1:3:6 or richer mix (including equivalentdesign mix) |
| 17 | Excavating trenches by mechinical / manual means of required width forpipes, cables, etc including excavation for sockets, and dressing of sides,ramming of bottoms, for all depth, including getting out the excavatedsoil, and then returning the soil as required, in layers not exceeding 20cm in depth, including consolidating each deposited layer by ramming,watering, etc. and disposing of surplus excavated soil as directed, withinalead of 50 m(A) All kind of soil (ii) Pipes, cables etc. exceeding 80 mm dia. butnot exceeding 300 mm dia |
| 18 | Gravel packing in tubewell construction in accordance with IS: 4097, including providing gravel fine/ medium/ coarse, in required grading & sizes as per actual requirement, all complete as per direction of Engineer-in-charge |
| 19 | GST CORRECTION FACTOR(0.973) |
