National Institute Of Ocean Technology Tender

Dismantling of damaged roofing sheet including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of: G.S. Sheet etc .Measurement considered as per actual execution of work done at site for payment etc. all complete as per instruction of Engineer in charge. Note: Before quoting the rate contractor should visit the site and the contractor should make necessary scaffolding arrangement including safety shoes, helmets, harnesses, jackets, safety rope which is within Contractor scope and responsibility.The workmen employed for the purpose should be covered under risk Insurance. Before quoting the rate / price contractor must be visit the site condition, all above works should be completed as per instruction of Engineer - In - Charge. Location: Old IB Building / Bay area Roofing .

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (± 0.05 %) total coated thickness 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 Engineerin- 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. Note: Measurement considered as per actual execution of work done at site, wastage of roofing sheet is not considered for payment etc. all complete as per instruction of Engineer in charge.The contractor should make necessary scaffolding arrangement including safety shoes, helmets, harnesses, jackets, safety rope which is within Contractor scope and responsibility.The workmen employed for the purpose should be covered under risk Insurance. The corrugated G.S sheet should be cut according to the size of turbo ventilator available in the roofing area. Before quoting the rate / price contractor must be visit the site condition, all above works should be completed as per instruction of Engineer - In - Charge.Make: TATA , JSW ,Jindal , HT steel , CR steel. Location: Old IB Building / Bay area Roofing .

Removing the existing 24'' Turbo ventilator and Refixing the same in proper position as per instruction of Engineer in charge.The Refixing the 24'' turbo ventilator in the existing aluminium base plate on G.I roof with necessary hardware fittings,sealant packing alround turbo ventilator area on the existing roofing sheet,scaffolding etc.Note: The contractor must arrange for all necessary proper safety arrangement all complete as per instruction of Engineer in charge.Before quoting the rate contractor should visit the site. Note: The removing and refing of turbo ventilator in included in the scope of work without causing any damage. Location: Old IB Building / Bay area Roofing .