Special repair to Bus Stand at Paonta Sahib, Distt. Sirmour (HP)

Providing and laying four courses water proofing treatment with bitumen felt over roofs consisting of first and third courses of blown bitumen 85/25 or 90/15 conforming to IS : 702 applied hot @ 1.45 Kg per square metre of area for each course, second course of roofing felt type 3 grade-I (hessian based self finished bitumen felt) and fourth and final course of stone grit 6 mm and down size or pea sized gravel spread at 6 cubic decimeter per square metre, including preparation of surface but excluding grading complete with : Bitumen felt (hessian base) type 3 grade I conforming to IS : 1322, including all leads, lifts and carriage of materials, complete in all respect of as per entire satisfaction of the Engineer in charge.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:1½:3 (One Cement isto One and half coarse sand isto Three graded stone aggregate) 20 mm (Twenty milimeter) nominal size , including all leads, lifts and carriage of materials, complete in all respect of as per entire satisfaction of the Engineer in charge.

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, including all leads, lifts and carriage of materials, complete in all respect of as per entire satisfaction of the Engineer in charge.

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (Zero point fifty milimeter) (+ 0.05 %) total coated thickness with zinc coating 120 (One hundred twenty) grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7(Five to Seven) microns epoxy primer on both side of the sheet and polyester top coat 15-18 ( Fifteen to Eighteen) 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 (Twelve) metre or as desired by Engineerin-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) (Five point five into Fifty five milimeter) with EPDM seal, 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, including all leads, lifts and carriage of materials, complete in all respect of as per entire satisfaction of the Engineer in charge.

Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (Zero point fifty milimeter) (+0.05 %) total coated thickness, Zinc coating 120 (One hundred twenty) grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 ( Five to Seven) microns epoxy primer on both side of the sheet and polyester top coat 15-18 ( Fifteen to Eighteen) microns using self drilling/ self tapping screws complete : Ridges plain (500 - 600mm) (Five hundred to Six hundred milimeter ) , including all leads, lifts and carriage of materials, complete in all respect of as per entire satisfaction of the Engineer in charge.

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