Providing and fixing precoated galvanised iron profile sheets (size, shape and corrugation as approved by Engineer-in-Charge) of total coated thickness 0.50 mm (base metal of minimum 0.45 mm thickness with total coating thickness of 0.05mm) with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, of total complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.
2
Gutter (600 mm over all girth)
3
Ridges plain (500 - 600mm)
4
structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete two coat of enamal Paint .
5
1:1.5:3 (1 Cement: 1.5 coarse sand (zone-lll) includingmanufacturedsandderivedConcrete Aggregate (RCA) upto 25% : 3 graded stone aggregate 20 mm nominal size including Recycled Concrete Aggregate (RCA) upto 25%).
6
Supplying, drilling / cleaning hole and fixing of chemical anchor fastners of 16mm dia embedded upto 150 mm in concretefor fixing of base plate as per the directions of Engineeer Incharge including all the required preparing surface by demolishing water proofing, RCC surface if any .
7
110mmProviding, laying, jointing, fitting, testing heavy quality P.V.C. pipes of Prince, Supreme etc. make & of required dia including all fittings required as per site requirement & laying the same at any floor levels including scaffolding all jointing materials & clamping in wooden blocks if required etc. complete as directed & specified by Engineer-In-Charge.
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