Name of Work: Repair to Roof of Building No. 851 in Proof Range at AFK.
Sl. No.
Item Description
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Cat (A) -Items to be supply and installation
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Dismantling Plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings
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S&F Pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.5mm thick of any colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screw as specified . MAKE - JSW/TATA/ESSAR
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S&F for Pre-painted galvalume aluminum zinc coating GI based Plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified.
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S&F Mild steel plain black sheet 2.5mm thick in valley gutters, eaves gutter drip & straight flashing (length and girth as fixed ) fixed to wood or steel member with plain 100mm lap joints, welded or riveted seams including bending, turning up, mitred angles, stopped ends, outlets etc complete as required.
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M&L for preparation of new or previously untreated steel or iron surfaces of any description, not otherwise mentioned over 10cm width or girth and applying Anti corrosive coating over one coat of red oxide or suitable primer. Manufacturer : Demech chemicals, Nanomyte, Secoatech.
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M&L for preparation of new or previously untreated steel or iron surfaces of any description, not otherwise mentioned over 10cm width or girth and applying two coats of synthetic enamel paint over one coat of red oxide primer.
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S&F for Rolled sections Fe 410 -W (Gde- E- 250) quality-A as in main and cross beams, hip and jack rafters; purlins where connected to common rafters and running rails and guides for sliding doors; fixed with angle cleats or other connecting plates.
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M&L forrendering 15mm thick on fair faces of brick or concrete surfaces of walls in CM 1:4as specified.
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Removing Demolished/Dismantledmaterial exc. 1.5 km but not exc. 5 km in rocks/plaster and depositing where directed outside the factory premises.
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