PROVISION OF CERTAIN MISCELLANEOUS CIVIL WORK FOR HIGH ENERGY MATERIAL (HEM) FACILITY AT HEMRL

Amount

Providing and laying in situ seven course water proofing treatment with APP (Atactic poly-propylene) modified Polymeric memberane over roof consisting of first coat of bitumen primer @ 0.40 litre per sqm, 2nd, 4th & 6th courses of bonding material @ 1.20 Kg/sqm,which shall consist of blown type bitumen of grade 85/25 conforming to IS : 702, 3rd and 5th layers of roofing membrane APP modified Polymeric membrane 1.5 mm thick of 2.25 Kg/sqm weight consisting of five layers prefabricated with centre core as 20 micron HMHDPE film sandwiched on both sides with polymeric mix and the polymeric mix is protected on both side with 20 micron HMHDPE film. 7th, the top most layer shall be finished with brick tiles of class designation 10 grouted with cement mortar 1:3 (1cement : 3 fine sand) mixed with 2% integral water proofing compound by weight of cement over a 12 mm layer of cement mortar 1:3 (1 cement : 3 fine sand) and finished neat (item of laying brick tiles shall be paid for separately).

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

Providing and applying two or more coats of painting to old wood / steel work with synthetic enamel paint of approved shade & make including preparation of surfaces etc., at all heights.

Providing Galvalum Sheet alloy-coated product contains 55% aluminium, 43.5% zinc and 1.5% silicon by weight. Made with the traditional hot-dipping process used in roofing including vertical/curved surface fixed with GI fasteners 100v8mm, excluding the cost of purlins, rafters and trusessand including cutting to size and shape wherever required.

NIMMA NARAYAN ENGINEERS & CONTRACTORS

PMR CONSTRUCTIONS