12.50Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-Charge) of total coated thickness 0.50mm (base metal of minimum 0.45mm 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, 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.
Matches DSR 2023Vol 1, pages 945 to 946
Rate per sqm
738.65
DSR 2023
How this rate is built10 items, 4 additional charges
MaterialGalvanised steel J or L hooks 8 mm dia 10, Bitumen washer 100, G.I. plain washer thick 100, Precoated galvanised iron profile sheet 0.50 mm TCT
LabourCarpenter 2nd class, Beldar, Mistry
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Water 1%GSTCPOH 15%Cess 1%
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Flashings/ Aprons.( Upto 600 mm) · Providing and fixing precoated galvanised steel sheet roofing accessories of total coated thickness 0.50mm (base metal of minimum 0.45mm 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 using self drilling/ self tapping screws complete :