Erection of 2nd stage embedded parts for 05(five) sets of service gate and stoplogs with 2nd stage concreting, erection of 05 (five) sets of vertical lift spillway service gates of Haladia Dam

Amount

Erection of 2nd stage embedded parts like sill beam, side seal, guide, wheel track etc. for 05 (Five) sets, each of S/w service gate and stoplog gates in complete shape, trial testing with dummy gates and stoplog with all arrangements in complete shape as per drawings and instructions of Engineer-in-charge.

Erection including all fittings, assembling, commissioning, trial and testing of 05 (Five) sets of service gates (8.000 Mtr. X 4.459 Mtr.), rope drum hoist (18T), hoist supporting structures & trestle structures including fitting of rubber seals, wheel assembly, guide shoes, hand drive, position indicator, gear box and central drive cover, hand railing, chequered plate fittings etc. with all arrangements in complete shape as per drawings and instructions of Engineer-in-charge.

Final painting of service gates (8.000 Mtr. X 4.459 Mtr.), rope drum hoist (18T) & hoist supporting structures & trestle structures for 05 (Five) sets of S/w service gates with surface preparation by cleaning with sand blast / hand power tool including labour charges, painting accessories, scaffolding, machinery required for painting work as per IS :14177:1994 & instructions of Engineer-in-charge.

Over the prepared surface by two coats of Zinc rich primer giving minimum dry film thickness of 70 ±5 microns followed by 02 (Two) coat of solvent less coal tar epoxy paint of minimum dry film thickness of 150 ± 5 microns per coat are to be applied with an interval of 24 hours between each coat. Total dry film thickness of all the coats including primer coat shall not less than 350 microns for service gates 05 (Five) sets.

Over the prepared surface by two coats of Zinc Phosphate primer giving minimum dry film thickness of 40 ±5 microns per coat and two coat of Aluminium paint to give a dry film thickness of 25 ± 5 microns per coat are to be applied with an interval of 24 hours between each coat. Total dry film thickness of all the coats including primer coat shall not less than 130 microns for 05 (Five) sets of rope drum hoist (18T) , hoist supporting structures and trestle structures etc.

2nd stage concreting for 05 (Sets) each service gate and stoplog gates, hoist supporting structure & trestle structures, in complete shape. Providing reinforced cement concrete grade M-25 for 2nd stage concreting using 20 mm and downgraded crusher broken hard granite aggregates of approved grade and quality from approved quarry free from weathered skin surface, dust and any other deleterious materials as per approved design, drawings and specification with all leads, lifts, de-lifts including cost, carriage, royalty and taxes of all materials, mixing and vibrating concrete by mechanical means including providing rigid & smooth steel form works for 2nd stage concrete works and dismantling the same after required days, curing, supply of all tools & plants, machinery, labour charges, cost & carriage of water for mixing and curing concrete including hire and running charges of all machinery / equipment, construction/ erection and removal of gangways, stagings, scaffoldings & incidental charges in complete shape as per the drawings and instructions of Engineer in-Charge.

ANANTA CONSTRUCTIONS

ORIFEB INDUSTRIES

Trinath Engineers