Border Security Force Tender

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of 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 /seIf 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.

Deduct for handing over the old/ unserviceable Iron angle to the contractor/ firm for further resale to kawadi or disposal at his end. Final bill will be processed only after cleaned off dirt, rubbish & lifting off condemned stores etc. from site and no any loading, unloading, transportation or any other charges will be paid by the department.

As per O/O SDG (Kolkata) CPWD vide their L/No 34/(1)/SDG (KOL)/Cost Index/2023/2031 dtd 03/11/2023, add Cost Index @ 12.15% on DSR 2023 on

Correction Factor @ 0.973 (A)