Const of Rainwater harvesting system in area of MC Jakhal Mandi

[11.8.1]12 mm cement plaster of mix : 1. 1:4 (1 cement: 4 coarse sand) [Through Rate]

[33.12]Supplying, filling, spreading and levelling stone boulders of size range 5 cm to 20 cm, in recharge pit, in the required thickness, for all leads and lifts, all complete as per direction of Engineer-in-charge. [Through Rate]

[33.13]Supplying, filling, spreading and levelling gravels of size range 5 mm to 10 mm, in the recharge pit, over the existing layer of boulders, in required thickness, for all leads and lifts, all complete as per direction of Engineer-in-charge. [Through Rate]

[33.14]Supplying, filling, spreading and levelling coarse sand of size range 1.5 mm to 2 mm in recharge pit, in required thickness over gravel layer, for all leads and lifts, all complete as per direction of Engineer -in-charge. [Through Rate]

[33.16.3]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 bore well of: 3. 200 mm dia [Through Rate]

[33.18.3]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). 3. 200 mm dia [Through Rate]

[33.19]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 and draw down etc. by step draw down method, collecting water samples and getting tested in approved laboratory, i/c disinfection of tube well, all complete, including hire and labour charges of air compressor, tools and accessories etc., all as per requirement and direction of Engineer-in-charge. [Through Rate]

[33.5]Providing and fixing factory made precast RCC perforated drain covers, having concrete of strength not less than M-25, of size 1000 x 450x50 mm, reinforced with 8 mm dia four Nos. longitudinal and 9 Nos. cross sectional T.M.T. hoop bars, including providing 50 mm dia perforations @ 100 to 125 mm c/c, including providing edge binding with M.S. flats of size 50 mm x 1.6 mm complete, all as per direction of Engineer-in-charge. [Through Rate]

[33.7.1.1]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 and running charges of all equipments, tools, plants and machineries required for the job, all complete as per direction of Engineer -in-charge, beyond 90 metre and up to 150 metre depth below ground level. 1.1. All types of soil 300 mm dia [Through Rate]

[33.8.3]Supplying, assembling, lowering and fixing in vertical position in bore well, Unplasticised PVC medium well casing (CM) pipe of required dia, conforming to IS: 12818, including required hire and labour charges, fittings and accessories etc. all complete, for all depths, as per direction of Engineer -in-charge. 3. 200 mm nominal size dia [Through Rate]