Improvement to Talkatora Stadium. Repair of PU sealant and replacement of damaged structural facade glazing of Annexe Building, Talkatora Indoor Stadium (NDMC-PRE854148).

Removal of suspended spider glazing, double glazed/skylight insulated glass panel and triple glazed insulated/structure glass including cutting of silicon joints, taking away from the site including all lifts and leads as per direction and entire satisfaction of engineer-in-charge.

Providing, assembling, supplying and fixing of vision glass panels (IGUs) comprising of hermetically sealed 6-12-4 mm insulated glass (double glazed) on existing space frame glazing system comprising of an outer 6mm thick high performance toughened blue green glass laminated with reflective soft coating on surface and 4mm thick clear toughened glass with an airgap of 12mm of size and shape as required and specified including lifting all the double glazing glasses upto the roof top & fixing the glasses on the skylight aluminium frame with structural silicon & weather proof sliicon as directed by the Engineer-in-Charge. The IGUs shall be assembled in the factory/ workshop of the glass processor.For payment, only the actual area of glass panels (excluding the areas of the grooves and weather silicone sealant) provided and fixed in position, shall be measured in sqm.)

Providing, assembling, supplying and fixing of structural Glazing comprising of hermitically sealed 6mm blue green toughened glass, 4mm clear toughened glass with edge grinding with 1.52 mm PVB laminated cut and sandwiched with 12mm air gap, another glass of 6mm clear toughened with edge grinding of size and shape as required and specified including lifting the glasses upto the required height & fixing the glasses on the exhisting structural glazed curtain wall system with structural silicon & weather proof sliicon as directed by the Engineer-in-Charge. The IGUs shall be assembled in the factory/ workshop of the glass processor.For payment, only the actual area of glass panels (excluding the areas of the grooves and weather silicone sealant) provided and fixed in position, shall be measured in sqm.

Extra for openable side / top hung vision glass panels (IGUs) including providing and supplying at site all accessories and hardwares for the openable panels as specified and of the approved make such as heavy duty stainless steel friction hinges, min 4 -point cremone locking sets with stainless steel plates, handles, buffers etc. including necessary stainless steel screws/ fasteners, nuts, bolts, washers etc. all complete as per the Architectural drawings, as per the approved shop drawings, as specified and as directed by the Engineer- in-Charge.

Fabricating, testing, installing and fixing in position Curtain Wall with Aluminium Composite Panel Cladding, with open grooves for linear as well as curvilinear portions of the building , for all heights and all levels etc. including: (a) Providing, fabricating and supplying and fixing panels of aluminium composite panel cladding in pan shape in metalic colour of approved shades made out of 4mm thick aluminium composite panel material consisting of 3mm thick FR grade mineral core sandwiched between two Aluminium sheets (each 0.5mm thick). The aluminium composite panel cladding sheet shall be coil coated, with Kynar 500 based PVDF / Lumiflon based fluoropolymer resin coating of approved colour and shade on face # 1 and polymer (Service) coating on face # 2 as specified using stainless steel screws, nuts, bolts, washers, cleats, weather silicone sealant, backer rods etc.(b) The fastening brackets of Aluminium alloy 6005 T5 / MS with Hot Dip Galvanised with serrations and serrated washers to arrest the wind load movement, fasteners, SS 316 Pins and anchor bolts of approved make in SS 316, Nylon separators to prevent bi-metallic contacts all complete required to perform as per specification and drawing The item includes cost of all material & labour component, the cost of all mock ups at site, cost of all samples of the individual components for testing in an approved laboratory, field tests on the assembled working curtain wall with aluminium composite panel cladding, cleaning and protection of the curtain wall with aluminium composite panel cladding till the handing over of the building for occupation. Base frame work for ACP cladding is payable under the relevant aluminium item.s The Contractor shall provide curtain wall with aluminium composite panel cladding, having all the performance characteristics all complete , as per the Architectural drawings, as per item description, as specified, as per the approved shop drawings and as directed by the Engineer-in-Charge. However, for the purpose of payment, only the actual area on the external face of the curtain wall with Aluminum Composite Panel Cladding (including width of groove) shall be measured in sqm. up to two decimal places.

Providing and fixing 12 mm thick frameless toughened glass of approved brand and manufacture, including cutting into size, making of holes, fixing aceesories i.e. nuts & bolt etc., including wastage cleaning of the glass all complete as per direction of Engineer in Charge.

Providing and fixing of suspended spider glazing on sloping columns of exterior façade with spider fittings to withstand the thermal expansion, seismic movements and wind pressure as per IS 875 (Part-III) etc. The glass panel having facade glass of 15.52 mm thick having 8 mm blue green toughened glass on the outer side and 6 mm clear toughened glass on the inner side with 1.52 mm PVB laminated and sand witched in between two glass held together with SS- 316 Grade Stainless steel Spider & bolt assembly with laminated glass fins 19 mm thick. The joints between glass panels and gaps at the perimeter & in U channel of the assembly to be filled with non staining weather sealant, so as to make the entire system fully water proof & dust proof. The rate shall include labour, T&P, scaffolding, other incidental charges including wastage, enabling temporary services all fitting fixers nut bolts, washer, Buffer plates, fastener, anchors, SS channel laminated glass etc. all complete. For the purpose of payment, actual elevation area of Glazing including thickness of joints and the portion of Glass panel inside the SS channel shall be measured.

Breaking and removing of old damaged sealant layer and Filling the gap in between ACP/glass/stone and adjacent ACP/Glass/RCC/Brick/ Stone/ wood/ Ceramic/ Gypsum work by providing structural/Non staining water resistant Clear silicon over existing backer rod as per direction of Engineer-in-charge complete. For vertical and horizontal surfaces on all heights.

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.

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