bids are invited for prefab mild steel door of size 1000 x1830mm, as per drawing, make :tata/ sail/jindal / paras/nezone , ventilator of size 300x450mm will be fabricated using isa 35x35x5 mm for outer frame and isa 30 x 30 x 5mm as per specification attached make :tata/ sail/jindal / paras/nezone , steel lintels for ventilator made out of isa 35x35x5mm, 600 mm long make :tata/ sail/jindal / paras/nezone as per specification attached , steel lintel made out of isa 35x35x5mm, 1100mm long. make :tata/ sail/jindal / paras/nezone , prefab steel jally made up of isa 30x30x3mm frame and 25x25x3mm @ 25mm center to center both ways welded to frame of size 900x900mm. make :tata/ sail/jindal / paras/nezone , rcc beams 90x90x1800mm minimum m-25 grade . all steel memers od make tata/ sail/jindal/paras/nezon with including ms stirups & nut and bolts for rcc beams. , bitumen 80/20 grade. make : shalimar/ stp/equivalent , quick setting compound make accelerex/ cico/ fosroc , pcc solid block 400x200x200mm (+/- 10mm) with minimum compressive strength 50kg/ sq cm. , steel beam ismb 125mm (4000mm long) make :tata/ sail/jindal / paras/nezone , polythene bitumen membrane sheet thickness 1.5mm type film, size 20m x 1m, minimum weight 2.25 kg/sqm make polybit/shailmer , hdpe sand bag of size 34x14 inside laminated interlocking stitch, weight of the bag 42-45 gm/bag , oil bound distemper make asian(apex)/ j&n(jensolin) , paint synthetic enamel best quality og (make shalimar-superlac/berger - luxol,/asian -apcolite) , paint synthetic enamel best quality white (make shalimar- superlac/berger - luxol,/asian -apcolite) , thinner nitro cellulose of make asian/ nerolac/ berger/ shalimar , alkathene pipe 50mm dia make ajaplas/ nimbus , polythene sheet 150 micron thick best quality , 50mm thick pcc jumbo colorado inter locking coloured tiles, each tile covering an area of 0.0444m2 , copper wire flexible twin twisted electric 23/0.0076 make plaza/ finolex/ havells/ anchor/polycon/corona/