Renewal works of roofing sheet at D and R section ,SWTD, Alappuzha district

Roofing works

15.18 Dismantling steel work in built up sections in angles, tees, flats and channels including all gusset plates,boltd, nuts, cutting rivets, welding etc. including dismembering and stacking within 50 metres leadl

15.28.1 Dismantling roofing including ridges, hips, velleys and gutters etc., and stacking the material within 50 metres lead of :G.S. Sheet

od217796/2024_2025 Providing at all heights, levels and locations Aluminium profile industrial<br>troughed sheet of Alloy31500/31000/40800, conforming to IS 1254, IS 737, IS<br>2676. The sheet shall be fixed using selfdrilling/self tapping SS screws of size<br>5.5x65 mm with EPDM seal complete upto required pitch inhorizontal, vertical<br>or curved surfaces i/c cutting to size and shape where required asper<br>specifications, detail drawings and direction of Engineer-in-Charge. The rate<br>shall be inclusive of all screws, seal, ridge, labour, scaffolding, machinery for<br>fixing and approved sealent where required etc. but excluding the cost of<br>purlins, rafters and trusses.<br>0.71 mm thick, the profile detail width 1044/920 mm,cover width 1000/875 mm

10.25.2 Item Shifted to head 14 as item 14.74Steel work welded in built up sections/framed work, includingcutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structuralsteel etc. as required.In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works

13.52.1 Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete.Onsteel work