Re- roofing work of godown No.3 at State Warehouse Nedumangad in Thiruvananthapuram District.

Amount

Re-roofing

Dismantling roofing including ridges, hips, velleys and gutters etc., and stacking the material within 500 metres lead of :Asbestos Sheet

Demolishing brick work manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 500 metres lead as per direction of Engineer-in-Charge.In cement mortar

Steel work in built up tubular (round, square or rectangular hollow tubes etc.-minimum thickness 2.00 mm) trusses etc., including cutting, hoisting, fixing position and applying a priming coat of approved steel primer after preparing the surface by using wirebrush or emery paper, including welding and bolted with special shaped washers etc. complete.Hot finished welded type tubes.All works including cost and conveyance of all materials,labour charges, scaffolding etc. complete as required.

Finishing with Epoxy paint (two or more coats) at all locations after preparing the surface by using wirebrush or emery paper prepared and applied as per manufacturer's specifications including appropriate priming coat.All works including cost and conveyance of all materials,labour charges, scaffolding etc. complete.On steel work

Providing and fixing Polycarbonate sheet (2 mm thick). Sheet should have protective guard film of 25 micrones minimum to avoid scartches 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 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 etc complete

Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+ 0.05%) total coated thickness, zinc coating 120 grams per sqm as per IS:mm(+0.05%) total coated thickness, 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. Ridge in the form of sheet coil should be used as the direction of Engineer-in-charge and a minimum length of 40 cm overlap should be provided. All works including cost and conveyance of all materials,labour charges, scaffolding etc. complete as required:Ridges plain 120 cm

Providing silicon compound covering to G.I. bolts over roof all works including cost and conveyance of all materials,labour charges, scaffolding etc. complete as required.

15 mm cement plaster on rough side of single or half brick wall of mix:1:4 ( 1 Cement : 4 coarse sand).All works including cost and conveyance of all materials,labour charges, scaffolding etc. complete as required.

Providing and laying cement concrete in retaining walls, return walls, walls ( any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts,buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor, etc. up to floor five level, including the cost of centering, shuttering and finishing:1:11/2:3 (1 cement : 11/2 coarse sand :3 graded stone aggregate 20 mm nominal size)

Providing and fixing zinc plated Carbon steel wedge anchor bolt (HSA-M12-make Hilti) of embedment length 150 mm for fixing base plate/channels to RCC walls/columns including drilling holes, tools and tackles, Scaffolding etc. complete as per Engineer in charge.

Mohammed Refeek R (BID ID -2037445)