Forest Department Tender

लगने वाली सामग्री

Profile sheet of minimum 1015 mm effective cover width and nominal 28.5 mm deep nbs will subtle square fluting in the five pan at nominal 203 mm centre-to-centre. The end nb shall be designed for anti-capillary action to avoid any seepage of water through the lateral overlap. The profile sheet of 0.5 mm thik. Hi strength steel with mn 550 MPa yield strength metallic hot dip coated with Aluminium Zinc alloy (55% Alluminium, 45% Zinc) as per AS 1397. Zincalume AZ150 (min 150 gms/sq.mt. total on both sides) with steel quality paint coat. The paint shall have a total coating thickness of nominal 35µm comprising of nominal 20 µm exterior cost on to surface and nominal 5 µm reverse coat on back surface over nominal 5 µm primer coat on both surface. The sheet shall have brand making of the manufacturer given product details on the back of the sheet at every 1 meter c/c for confirming genuinely of the material. Size - 22'X4.25' & 12'X4.25' & 10'X4.25' Total - 7692 (Sq.Ft.)

G.S. Sheet roofing Providing and fixing pre coated gaivanised steel sheet roofing accessories 0.50 mm + 0.50% total coated thickness. Zinc coating 120 gsm as per IS 277 in 240 mpa steel grade 5.7 microns epoxy primer on both side of the steel and polyester top coat 15:18 microns using self dolling/ self tapping screws complete 12:126:1 Ridge Ridges plain (500-600mm)