Special Repair of roof, Valley Gutter and false ceiling in certain OTM Accn of Tech Area at Air force Station Avadi

Amount

M&L for Anodised Aluminium snap grid of size 605 x 605 mm with anodised aluminium angle of size 25mmx25mm x1.5mm thick and main & cross T of size 40mm x 25mm x 1.5mm thick for false ceiling including conection of supporting hangers madeup of 6 mm dia GI (up to 1200 mm length) adjusting level fixed to roof slabs by means of ceiling cleats made out of GI flat 40 x 3 mm size 60 mm long and expansion hold fasteners 12.5 mm dia 40 mm long including S&F 10mm thick Non asbestos fibre cement building boards fixed or laid/ inserted to timber/GI/Aluminium framework with screws and including Dismantling of Wall and ceiling boards (fibre,pulp, insulation, etc.) or insulation boards/slabs/blankets, any description and thickness, including cover fillets/ snap grids etc all as spacified and as directed

Supply and fixing in repairs Prepainted galvalume aluminium zinc coating GI based corrugated 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 all as specified and as directed.

Supply and fixing in repairs Pre-painted galvalume aluminium zinc coating GI based ridge with plain steel sheet 0.50mm of an colour having tensile strength of 550 Mpa as in roof covering fixed with self tapping screws complete all as specified and as directed.

Supply and fixing in repairs Pre-painted galvalume aluminium zinc coating GI based valley gutters plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa fixed with self tapping screws complete all as specified and directed.

S&F in repairs 2mm thick Fibre glass reinforced translucent corrugated sheeting with two corrugations side lap fixed with coach screw and washer in roof, wall all as specified and directed.

S&F in repairs PVC (SWR) of dia 160 mm rain water pipes confirming to IS 13592 type 'B' including necessary rubber ring joints fix with velly gutter along wall or cleading all as specified and directed.

S&F 160 mm dia PVC (SWR) bends any radious all as specified and as directed.

M&L for Dismantling plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings and refixing the same after fixing/ positining of the new valley gutters.

M&L for holes filling in pre-painted galvalume plain or corrugated steel sheets in hangars with butyl adhesive aluminium waterproof heavy duty leakage repair flashing tapes of size 40 to 60mm length and width and etc all as specified and directed.

Dismantling wrought iron or mild steel work of any description complete all as specified`

S&F MS Rolled sections confirming to Fe-410-W(Gde E-250)quality B 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 etc complete all as specified and directed

S&F MS Framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165 etc complete all as specified and directed

Material & Labour for preparing new steel surfaces of any description, over 10cm in width or girth, not otherwise described and applying two coats of Synthetic enamel paint over a coat of Red oxide zinc chrome primer, complete all as specified and directed.

Supply and installation of high performance industrial roof vent of 600 mm dia neck of aluminium alloy designed to meet ASS-2428 dated 28 Jan 93 to wind speed of 200 Km/hr and to the entry of wind driven rain at a range of 2.5 litre per second inclusive of base plate and including all accessories all as specified and as directed

SAMYDOSS CONSTRUCTIONS

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M/s Omm Muruga Enterprises

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JANANIKARTHIK ENTERPRISES