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| 1 | Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer -in - charge.Nominal concrete 1:3:6 or richer mix (including equivalent design mix) |
| 2 | Cleaning of under ground Rain Water Harvesting Sump including disposal of slit and rubbish, all as per direction of Engineer-in-Charge. The cleaning shall consistfollowing operations:-(i)Tank shall be emptied of water by pumping & bottom shall be cleaned of silt and other unnecessary deposits.(ii) Entire surface area of the sump shall then scrubbed thoroughly with wire brush etc. and pressure washed with water.(iii) The treated surface shall be dried using air jetting and all loose particles shall be removal from the surface. |
| 3 | 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 90metre depth below ground level . All types of soil, 300 mm dia |
| 4 | 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. |
| 5 | Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (ElectricResistance Welded) FE 410 mild steel screwed and socketed/plain ended casing pipes ofrequired dia, conforming to IS: 4270, of reputed & approved make, including painted withoutside 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 |
| 6 | Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level.Thermo-Mechanically Treated bars of grade Fe-500D or more. |
| 7 | Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level upto floor five level, excluding the cost of centering, shuttering, finishing and reinforcement with 1:1.5:3 (1 cement: 1.5 coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal sizederived from natural sources) |
| 8 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-lll) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) |
| 9 | Centering and shuttering including strutting, propping etc. and removal of form work for :Foundations, footings, bases for columns. |
| 10 | Centering and shuttering including strutting, propping etc. and removal of form work for : Suspended Floors, roofs, landings, balconies and access platform. |
| 11 | Centering and shuttering including strutting, propping etc. and removal of form work for : Edges of slabs and breaks in floors and walls. Under 20 cm wide |
| 12 | Structural Steel in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in postion and applying a priming coat of approved steel primer all complete |
| 13 | Supply and installation of DWLR (Telemetric type) Battery operated Make: KDES (and similar) Descriptions; Online Ground water level recorder Continuous Data Logging facility. Imported pressure transducer (sensor) with capability of measuring till 50 meter’s depth. Factory – calibrated sensor. Facility for wall / pipe enclosure. Durable and rugged design.Specifications :Accuracy: 0.25 % F.S.Compensated temp. : -20C to +850 C Operating temp.: -40C to +125C Current consumption : 5mAWetted material steel : 17-4PH or 316L Stainless port,316L stainless steel snubberVibration : +20g, MIL-STD-810C Dielectric strength: 2mA @500VAC, 1min, Display: 16x2 LCD displayEnclosure : IP65Data Output : Microsoft Excel format.Clock : Real time internal clockPower : Battery operatedBattery life : Two years, all complete as per direction of Engineer-in-charge. Including Data Monitoring Service: Telemetry web data monitoring for water table for each system. Including Providing and fixing of Cable for DWLR system (total depth around 50 meter each) SpecificationCore : 2 core Type : RoundConductor Material : Copper (Preferred make: Polycab, Havells, Anchor etc.)Cable Size: 1mm sealed, all complete as per direction of Engineer-in-charge.Installation charges: Deployment of person and necessary machine for installation and assembling of each system which also includes configuring of the data logger and making data available online on the web,all complete as per direction of Engineer-in-charge. |
| 14 | Total after GST correction Factor @0.973(Except item No.12)= 1,797,104.04 |
| 15 | Cost Index @ 3%(Except item No. 12) |
