tender for general-proj.no-45/26-thottoor phc renovation-edakkattuvayal gp-w8-2025:26-general civil work - phc renovation 2 od241640/2025-2026:designing, fabricating,testing and installing 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: providing, fabricating and supplying and fixing panels of aluminium composite panel cladding including aluminium base frame work 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 alumini um sheets (each0.5mm thick). the aluminium composite panel cladding sheet shall be coil coated, with kynar 500based 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.with aluminium composite panel cladding till the handing over of the building for occupation. 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 theapproved 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. od84/21-22 - modified data 25.7 3 od185780/2025-2026:providing and fixing 200 mm wide square upvc rain water gutter including all necessary fittings and making all necessary connnections complete as per the direction of engineer in charge at site 4 10.25.2:item shifted to sub head 14 as item 14.73item shifted to head 14 as item 14.74steel work welded in built up sections/framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.in gratings, frames, guard bar, ladder, railings, brackets, gates and similar works 5 50.10.1:steel work in built up g i tubular ( round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting,fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete 6 od232788/2025-2026:gi sheet:-providing and fixing precoated galvanised iron profile sheets (size, shape and pitch ofcorrugation as approved by engineer-in-charge) 0.35 mm (+0.05%), total coatedthickness 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 scratchesduring transportation and should be supplied in single length upto 12 metre or as desiredby engineer-in-charge. the sheet shall be fixed using self drilling/self tapping screws ofsize (5.5x55mm) with epdm seal, complete upto any pitch in horizontal/ vertical orcurved surfaces, excluding the cost of purlins, rafters and trusses and including cutting tosize and shape wherever required.