Repairing of roof of quarters at different colonies of Margherita, NEC/CIL

Amount

Providing undressed wood work in roof truss,rafter, purlin, tie and the like including hoisting and fixing in position with necessary spikes,nails including M.S straps with bolt and nuts etc. complete with kiricide oiling two coats to all timber members and two coats of anticorrosive paint to M.S straps (M.S flats, angle clesats and bolt and nuts required for flats, angle cleats wherever use shall be measured and paid separately) with 2nd class treated timber.

Providing asbestos cement corrugated sheet roofing 6 mm thick fixed with G.I. Coach screw squre head, 8 mm dia and 115 mm long/ G.I. cranked hook bolt/G.I. Holt/G.I. cranked bolt of 8 mm dia with G.I. Flat washer 25 mm dia x 1.0 mm thick and bitumen washer 25 mm dia x 3 mm thick complete excluding the cost of roof truss, purlins etc. (roof trusses turplin etc. to be measured and paid separately).

Providing and fixing A.C. two pices adjustable close fitting seated or unserated ridging including supplying, fitting and fixing galvd. Coach screws 115 mm long x 8 mm dia and 1.6 mm of G.I. J or L hook of 8 mm dia with G.I. Flat waher 25 mm x 12.6 mm and bitumen washer 25 mm x 3 mm complete.

Providing 0.63 mm thick (24 gauge) galvd plain sheet in valley , lining, flashing etc. and fitted with gavd. Iron J or L hook bolts and nuts, G.I. limpet and bitumen washer complete, bent to shape and fixed in a positions as directed.

Dismantling all types of corrugated/trapezoidal sheet roofing including ridges,hips,valleys and gutters etc. and stacking the materials as directed by the department for all levels.

Dismantling wood work in frames,trusses,purlins and rafters including stacking the materials as directed by the department for all levels.

Labour cost for taking and fitting, fixing old A.C. sheets to timber frame as directed & specified.

Mending roof leakages with black putty, bitumen, tarfelt etc. as directed.

Total impact of GST for the purpose of CTC

Sadit zakir

Zakir Hussain