Name of Work: Replacement of polycarbonate sheet at Kasturba Bhawan in Zone C at IIT Roorkee
Sl. No.
Item Description
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Supply and installation of 12 mm thick Flux standing seam polycarbonate panel system of DPI daylighting or equivalent, supply and installation of translucent roof with DPI Flux standing seam multicell polycarbonate panel system. The system with complete assembly of co-extruded UV protected multicell panels incorporated into a complete system. Co extruded UV protected polycarbonate panel system of min 12 mm thick of 900 mm min width with angular daylighting concept. Panels shall have minimum six layers with truss bridge design for higher flexibility and strength. Panles with alll fixing accessories to ensure best performance for wind uplift vibration, oil canning and visual apprearance. Panels shall be manufactured with vertical standing seam at both sides of the panel. Panels shall be fixed on purlin with snap on connectors with double tooth grip lock locking mechanism and will be secured on MS structure (will be paid separately) with 2 numbers self drilling screws and trapezoid SS fasteners holding the base of the standing seam offering best stability having a pull out load of min 7000N tested as per ISO 6892-1998 and IS 1608-2005 as per design requirement. Panels must satisfy dart drop impact test as per IS 14443-97 shall show no sign of breakage on Polycarbonate sheets which have been exposed to UV for a min of 500 Hours as per ASTM G 155. 1925 of 15 units when tested on a sample exposed to UV for 500 Hours as per ASTM G 155. U value shall not be more than 1.6 W/m2K as per EN ISO 10077-2; 2018. Panel shall be with additional end cap/ aluminium U/F profile/ Glazing Bar for ends as required. Panel shall be fixed over MS structural steel / MS purlin (paid separately) conforming to the detail technical specifications as per approved architectural drawings. Trained and factory authorized labour with supervision to complete the entire panel installation as per drawing & direction of the Engineer In-charge.
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Dismantling roofing including ridges, hips, valleys and gutters, etc. and stacking the material within 50 meters lead of:
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GS Sheet
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Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.
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Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required locations with essential safety features for the workmen etc. complete as per directions and approval of Engineer-in-charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note: - This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done.
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