Providing metal beam barrier at konnakodekulam in kuzhithurai municipality

Providing and erecting single-sided, double-guard metal beam crash barrier system, 1.70m high, with 3mm thick "W" beams, posts, and spacer channels, is to be fabricated using cold roll forming and is to be in accordance with IS 5986 Fe 410/360. The system should be hot-dip galvanized with a zinc mass of 550 g/sqm. The posts should be a minimum of 950mm above the road or ground level and fixed on ISMC series channel vertical posts. The posts should be 150x75x5mm, spaced 2m center to center, and 312mm x 83mm flange width x 3mm thick. The posts should be directly embedded in concrete (M15) pits of size 350x350x800mm, with a depth of 750mm below ground,All fixing bolts and nuts hot dip galvanized conforming to IS 1367 clause 4.60 all complete as per technical specification and as directed by the Engineer-in-charge