providing various materials special repairs to z.p. school at gp jawala tq arni dist yavatmal , providing and fabricating structural steel work in rolled sections like joists, channels, angles, tees etc. as per detailed design and drawings or as directed including cutting, fabricating, hoisting, erecting, fixing in position making riveted / bolted /welded connections without connecting plates, braces etc. and including one coat of anticorrosive paint and over it two coats of oil painting of approved quality and shade , providing and fixing colour coated zincalume ( )az150(min 150 gms/sq.mt. total on each alde) profiled sheets for roofing. the feed material is manufactured out of nominal 0.45 min base motal thickness (bmt) (0.5 mm tct), -strength steel with min.550 mpa yield strength, metallic hot dip coated with aluminium-zinc alloy (55% aluminium 43.4% zinc 1.6% silicon) with colorbond ( r ) steel quality super durable polyester paint coat (with inorganic pigment). the paint shall have a total coating thickness of nominal 35 um, comprising of nominal 25 um exterior coat on top surface and nominal 10 um reverse coat on back surface. profile sheet shall have nom. 950-1050 mm effective cover width and nominal 25-30 mm deep ribs with subtle square fluting in the five pan at nominal 180-250 mm tenter to-center. the end rib shall be designed for anti-capillary groove. and return leg. the feed material should have coll manufacturers product details marked a regular interval. including fasteners with min. fastened with min. 25 um zinc- fin alloy cuated, hex head, self-drilling screw