Construction of Air crossing /foot bridge at - 3E/L12 Junction in M.S. Seam Haulage Line of Lakhimata Colliery.

Description:

Cutting in stone by electrical & pnuemetric drilling blasting & Mucking manually for Air crossing.

Complete Roof bolting for roof support.

Cutting in stone by hand air crossing bottom wall.

1st class brick work 1:6 Air crossing Bottom = 10.12 m3 Air crossing top = 5.37 m3

P/L R.C.C work (1:2:4) a) Roof = 2.10 m3 b) Beam = 1.12 m3 c) Stair case = 1.62 m3 2 Beam

P.C.C. steps work 1:2:4

Provided M/S Reinforcement for R.C.C work (10 mm Rod) same as item No (a.b.c) 2.10 + 1.12 + 1.62 = 4.84 m3 @ 90 Kg/m3 435.60 Kg. Provided m?S reinforcement for R.C.C work (16 mm Rod) for Beam i) (5.00 x 4) x2 = 40.0 m ii) (4.60x4)x2 = 36.80 m Total = 76.80 mt @ 1.58 kg/mt = 121.34 Kg

Centering and Shuttering for R.C.C work

12 mm Cement plaster 1:6