Providing rainwater harvesting structures in Rajiv Gandhi Government Women and Child Hospital RGGWandCH, Puducherry.

Amount

Earthwork in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5m, including getting out the excavated soil and disposal of surplus excavated soil as directed , within a lead of 50m - all kinds of soil.

Supplying and filling in plinth with river sand under floors including, watering, ramming consolidating and dressing complete

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plinth level - 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40mm nominal size).

Providing, hoisting and fixing upto floor five level precast reinforced cement concrete in shelves including setting in cement mortar 1:3 (1 cement : 3 coarse sand), cost of required centering, shuttering and finishing with neat cement punning on exposed surfaces but excluding the cost of reinforcement, with 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 12.5 mm nominal size).

Steel reinforcement for R.C.C.work including straightening, cutting, bending, placing in position and binding all complete upto plinth level - Thermo-Mechanically treated bars (ISI BRAND OF APPROVED MAKE) Fe - 415 or more.

Brick work with common burnt clay F.P.S. (non modular ) bricks of class designation 7.5 in foundation and plinth in - cement mortar 1:4 (1 cement : 4 coarse sand).

Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc. complete - 40mm thick with 20mm nominal size stone aggregate.

Providing and fixing on wall face unplasticised rigid PVC rain water pipes conforming to IS: 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10mm gap for thermal expansion, (i) Single socketed pipes - 110 mm diameter.

Providing and fixing on wall face unplasticised - PVC moulded fittings / accessories for unplasticised rigid PVC rain water pipes conforming to IS:13592 Type A, including jointing with seal ring conforming to IS: 5382, leaving 10mm gap for thermal expansion - Single tee without door -110x110x110mm.

Providing and fixing on wall face unplasticised - PVC moulded fittings / accessories for unplasticised rigid PVC rain water pipes conforming to IS:13592 Type A, including jointing with seal ring conforming to IS: 5382, leaving 10mm gap for thermal expansion - bend 87.5 degree - 110 mm bend.

Providing and fixing unplasticised - PVC pipe clips of approved design to unplasticised- PVC rain water pipes by means of 50x50x50mm hard wood plugs, screwed with M.S. screws of required length, including cutting brickwork and fixing in cement mortar 1:4 ( 1 cement : 4 coarse sand) and making good the wall etc., complete - 110mm.

12mm cement plaster of mix -1:4 ( 1 cement : 4 fine sand).

15 mm cement plaster on rough side of single or halfbrick wall finished with a floating coat of neat cement of mix - 1:4 (1 cement : 4 fine sand).

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead - nominal concrete 1:3:6 or richer mix (i/c equivalent design mix).

Boring / drilling bore well of required dia for casing / strainer pipe, by suitable method prescribed in IS : 2800 (part 1), 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 - upto 90 metre depth below ground level - all types of soil - 350 mm dia.

Supplying, assembling, lowering and fixing in vertical position in bore well, unplasticized PVC medium well casing (CM) pipe of required dia, conforming to IS: 12818, including required hire and labour charges, fittings & accessories etc. all complete, for all depths - 150 mm nominal size dia.

Supplying, filling, spreading & leveling stone boulders of size rage 5 cm to 20 cm, inrecharge pit, in the required thickness, for all leads & lifts , all complete.

Supplying, filling, spreading and levelling coarse sand of size range 1.5mm to 2 mm in recharge pit, in required thickness over gravel layer, for all leads and lifts, all complete.

Gravel packing in tubewell construction in accordance with IS :4097, including providing gravel fine / medium / coarse, in required grading and sizes as per actual requirement, of all complete.

Providing and fixing suitable size threaded mild steel cap or spot welded plate to the top of bore well housing /casing pipe,removable as pre requirement, all complete for borewell of - 150 mm dia.

Extra for providing 3 mm slots in 150mm dia. UPVC casing pipes.

Providing and fixing of UPVC End Cap embedded in M.S. Cone suitable for UPVC casing pipe including the cost of materials and labour for jointing.

Supplying and fixing 1.20m dia precast RCC ring of thickness 5cm and height of 30cm for the rain water retention tank. The rate inclusisive of conveyance loading unloading and erection charges.

Santhanam K