Details: steel work in built up tubular (round, square or rectangular hollow tubes etc.) (square hollow section (shs) is4923 /rectangular hollow section (rhs) is4923/ circular hollow section (chs) is1161 closed structural steel of (sail, tata. vizag, jsw ,apollo steel ltd.) make (min yeild stress 310 mpa)) 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. providing and laying upto floor five level cement concrete 1:2:4 (1 cement: 2 coarse sand: 4 graded granitic or basaltic stone aggregate 20 mm nominal size) including smooth finishing to exposed surfaces, with cement mortar 1:3 (1 cement: 3 fine sand) including centering and shuttering etc. b) string courses, copings, bedplates, anchor blocks, plain window sills and the like. providing & fixing in position double skin roof with zincalume/ galvalume colour coated & bare profile sheet with subt
Sector: PWD