Bharat Sanchar Nigam Limited Tender

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.

In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

Supplying at site galvanised steel tower materials, [missing/unavailable member only] with average mass of zinc coating of 610 gm/Sqm (approximately 85 micron), members may be consisting of either round pipe, angles, flats, with connecting flange, base plates, gusset plates, ladders, connecting plates, climbing ladders, bolts & nuts, washers etc, fabricated as specially instructed and as per approved drawings & specifications for erection of equivelent tower. The galvanising shall be as per IS: 4759. The structural steel for tower shall confirm to IS: 2062 and fabrication shall be as per IS: 4757. The structural steel section shall be procured from the main producers like SAIL, RINL, TISCO. In case, structural steel sections from secondary producers are permitted, the same shall be restricted only from secondary producers of repute such as PARAS, SRMB, BABA or having valid BIS certification and POWER GRID approved conforming to all relevent IS specifications and as approved by the Engineer-in Charge. (The rate includes cost of all operations as above including carriage of all galvanised steel materials from source of procurement to the site of work). Note:- 1 All steel materials shall be made from M.S. high density structural members like G.I. Pipes, angles, flats, round/ square bars, tees, channels, gusset plates, joints, rivets, bolts & nuts, washers etc. Nothing extra shall be payable for special fabrication, erection and fixing of the above steel built up section in position at any height of the tower by bolts and nuts or by site welding.