tender for shutter size- (1.44m x 1.75m)- 4 nos.supply of structural steel materials of different section and sizes (is:2062), ss flats of different section and sizes (04 cr 19 ni of is :1570 (part-5), fabrication including machining and assembly of second stage embd parts consisting of sill beam, sill beam ss seat, side seal ss seat, guide side wall plates, u/s & d/s side wall plates, top wall plates, top seal ss seat etc., vertical lift gate consisting of skin plate, horizontal girders, end vertical girders, seal flats, side & bottom seal mounting & top seal mounting & clamping etc., screw hoisting arrangements consisting of cross beam, base plate, chq. plate, locking cap etc of total wt around 2893.56kg as per specification and approved drawings with all accessories including machinery, fixtures, labour, cutting, welding, drilling consumables with lead & lifts all complete as per instruction of engineer-in-charge. , shutter (1.44m x 1.75m)- 4 nos. csk and hex bolts, nuts etc.-128kg