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| 1 | 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 (a) 300 mm dia |
| 2 | Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), includingcollecting samples from different strata, preparing and submitting strata chart/ bore log, including hire & running charges of allequipments, tools, plants & machineries required for the job, all complete as per direction of Engineer-in-charge, upto 90 metre depth below ground level .(b) Rocky strata including Boulders 300 mm dia |
| 3 | Supplying,assembling,loweringandfixinginverticalpositioninborewell, unplasticized PVC shallow well casing plain pipe of required dia, conforming to IS: 12818, including required hire and labour charges, fittings & accessories etc. all complete, for all depths, as per direction of Engineer -in-charge. (a) 150 mm nominal size dia |
| 4 | Supplying,assembling,loweringandfixinginverticalpositioninborewell unplasticized PVC shallow wellslotted pipes conforming to IS: 12818, including hire & labour charges, fittings & accessories etc. all complete, for all depths, as per direction of Engineer-in-charge. (a) 150 mm nominal size dia |
| 5 | Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge. (a)All kinds of soil |
| 6 | Extra for every additional lift of 1.5 m or part thereof in excavation / banking excavated or stacked materials. (a)All kinds of soil |
| 7 | Supplying, filling, spreding & levelling stone aggregate 20mm nominal size in recharge pit, in the required thickness, for all lead & lifts all complete as per entire satisfaction of Engineer-in-charge. |
| 8 | Supplying, filling, spreadng & levelling Jamuna Sand in recharge pit, in the required thickness for all lead & lifts, all complete as per entire satisfaction of Engineer-in-charge. |
| 9 | Providing and fixing of non-wown Geotextile having thickness of 400gsm, having minimum tear strength, length and width as per ASTM D4533, punture strength ASTM D6241 elongation at at break % of 57 plus ASTM D4595 in single layer made out of long fibers to hold the modulars and protect liner including cutting, sizing, head welding and needle punched for high porosity and proper percoloation complete as per entire satisfaction of engineer-in-charge. Lap at joints corners shall be 300mm payment shall be made fo outer dimensions of copolymer based rain water harvesting structure. |
| 10 | Providing and fixing installing, testing andcommissioning of microfilter of FRP container having minimum 780mm dia. and thickness of 25mmwith stainless steel 304 grades stainer, having steel bucket of 600 micron capable of eliminating finer particulate matter upto 90 microns filteration with made of SS net with long fiber foam i/c provision of inlet and outlet 300mm dia. for connection with drain and complete as per direction of Engineer-in-charge. Filter capacity 80kl per hour should be registered under GRIHA. Total depth of filter shall be 2000mm including filter extension. |
| 11 | Providing & installing in position re-cyled poly propylene modular structure having more than 95% void vulume ratio fixed in a overlaping through interlocking arrangement to present monolithic structure as per approved pattern/design to bear long term vertical/horizental compresive stress of 14kn/sqm and short term vertical stress of 35-40kn/sqm suitable for traffic load (with adequate backfill) of minimum 14 tonne truck load complete as per direction of Engineer-in-charge in accordance to the design & drawings. |
| 12 | 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. |
| 13 | Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. |
| 14 | Constructing brick masonrymanhole ( silt chamber type)of size 120X90X120 cm deep with FPS bricks of class designation 7.5 in cement mortar 1:4( 1 Cement : 4 manufacturing sand upto 100%)15 cm thick RCC top slab with 500mm dia opening with cement concrete 1:2:4 ( 1 Cement: 2 manufacturing sand upto 25%: 4 recycled aggregate 20mm nominal size upto 25%) reinforced with a 18.92 Kg/each TMT bars, 20 cm foundation cement concrete 1:4:8 ( 1 Cement: 4 Manufacturing sand upto 100%recycled aggregate 40mm nominal size upto 100%) inside plaster12mm thick with cement mortar 1:3 ( 1 cement : 3 manufacturing sand upto 100% ) finished witha floating coat of neat cement and providing 75mm thick bed cement concrete of 1:2:4 ( 1 Cement: 2manufacturing sand upto 25%: 4 recycled aggregate 20mm nominal size upto 25%) including neat cement punning inside the manhole complete as per standard design. (Depth shall be measured from invert level of pipe upto top of RCC slab). Difference of 30cm shall be kept between invert level of pipeand manhole bottom excluding the cost of SFRC manhole cover and frame 500mm dia which shall be paid separately. All complete as per direction of Engineer-in-charge. |
| 15 | Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality. (a)M D - 10 Circular shape 500 mm internal diameter |
| 16 | Providing and fixing Bail plug/ Bottom plug of required dia to the bottom of pipe assembly of tubewell as per IS:2800 (part I). (a) 150 mm dia |
| 17 | Providing orange colour safety foot rest of minimum 6 mm thick plastic encapsulated as per IS : 10910, on 12 mm dia steel bar conforming to IS: 1786, having minimum cross section as 23 mmx25 mm and over all minimum length 263 mm and width as 165 mm with minimum 112 mm space between protruded legs having 2 mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specifications and having manufacture\"s permanent identification mark to be visible even after fixing, including fixing in manholes with 30x20x15 cm cement concrete block 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) complete as per design |
| 18 | Providing and Laying in position Cement Concrete of specified grade excluding the cost of centering and shuttering. All work upto to plinth level: 1:5:10 (1 cement : 5 manufactured sand derived from Recycled Concrete Aggregate (RCA) : 10 graded stone aggregate 40 mm nominal size Recycled Aggregate (RA) |
| 19 | Providing and Laying in position Cement Concrete of specified grade excluding the cost of centering and shuttering. All work upto to plinth level: 1:2:4 (1 cement : 2 coarse sand (zone-III) including manufactured sand derived from Recycled Concrete Aggregate (RCA) upto 25% : 4 graded stone aggregate 20 mm nominalsize including Recycled Concrete Aggregate (RCA) upto 25%). |
| 20 | Extra for depth of manholes: size 120x90cm (a) With common burnt clay F.P.S. (non modular) bricks of class designation 7.5 |
| 21 | Providing and fixing suitable size threaded mild steel cap or spot welded plate to the top of bore well housing/ casing pipe, removable as per requirement, all complete for borewell of: (a) 150 mm dia. |
| 22 | Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth upto 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : All kinds of soil (a) Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia |
| 23 | Providing and fixing polythylene pipe of working pressure 4kg per square cm confirming to IS:-4985 including jointing with sealing ring confiming to IS:5382 leaving 10mm gap for thermal expansion 160mm dia. PVC pipe. |
| 24 | Disposal of building rubbish/malba/similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting and unlloading the same at anyC & D Waste management site within 25kms. Lead i.e. Shastri Park/Burari/ Mundaka including weighing at plant etc. complete as per direction of Engineer-in-charge. Weighing and unloading at the plant shall be as per procedures/rules of the plant management. The rates are inclusive of all operations, labours, leads and lifts from site of work to the C & D wasteplant. Thre processing fee of C & D Management at prescribed rates will be deposited by the agency and the same shall be reimbursed by the department on production of only original cash receipts. |
