Construction of Steel Truss fabrication at Govt Sr Secondary School Makha on top of the academic building for organizing various programme and other activities during rainy season and scorching heat of summer East Sikkim

Amount

Dismantling of Structures (Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, woodwork, steelwork, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 metres): Dismantling Brick / Tile work, In cement mortar

Providing and Laying in position cement concrete of specified grade including compacting curing etc all complete. 1:1.5:3 (1cement,1.5 coarse sand, 3graded stone aggregate of 20mm & down size)

Providing, fixing & removing form work for casting R.C.C items as indicated below: with locally available timber) Square columns

Providing & Laying white or colored glazed vitrified tiles of Orient/Somani or equivalent colour in flooring, treads of steps landing etc laid on a bed of 15mm, CM 1:3(1cement, 3coarse sand) finished with flush pointing with white cement slurry.

Supplying, fabricating, fitting and fixing steel tubular trusses including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, welded and bolted including special shape washer etc as per the standard specification and design and direction of Engineer-in-Charge all complete.

Providing, fitting, fixing of 24BWG Pre-painted HULAS sheet roofing with lapping of 150mm (two corrugation) with G.I. hooks, bolts and nut 8mm dia with bitumen, GI limpet washers filled with white bad including carriage all complete

Providing fitting fixing ridges or hips of 60cm overall width of plain 24BWG Galvanized Sheet fixed with G.I, J or L hooks bolts & nuts 8mm dia filled with epoxy in each bolts (8to10gm per bolt), Limpets, Bitumen washers complete.

Providing and fixing 15cm wide 45cm overall semi circular G.P sheet (Class I) gutter with iron brackets 40x3mm size, bolts, nuts, washers etc including making, connection with rainwater pipes.

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 10 mm gap for thermal expansion, (i) Single socketed pipes. 110 mm diameter

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

Providing and painting with ready mixed paint of approved quality and shade with two or more coats to give an even and smooth shade including clearing the surface complete on new surface.

Providing and painting with plastic Emulsion paints two or more coats on New surface of required shade to give an even shade including brushing the surface clean of all dirt dust and smoothened by sand paper etc complete.