supply of supply of fabricated and galvanized b series steel structures as per rdso spec no. eti/ohe/13[4/84] with a and c slip no. 1, 2 ,3 and 4 for galvanization using fabricators own steel and zinc, steel conforming to is:2062/2011, is:800, gr.e.250[fe-410w] quality a and is 808/1989 and zinc to is 209/1992, as per drawing no.eti/c/0071 mod f (1) b-150 mast of 9.5 mtrs length with approximate weight of 378.7 kgs - 144 nos- total weight-54.53 mt (2) b-175 mast of 9.5 mtrs length with approximate weight of 432.4 kg - 14 nos - total weight-6.05 mt (3) b-200 mast of 9.5 mtrs length with approximate weight of 482.22kg - 12 nos- total weight-5.79 total weight of 66.37 mt [b-150 mast- 144 nos, b175 mast-14 nos & b-200 mast-12 nos].supply of fabricated and galvanized b series steel structures as per rdso spec no. eti/ohe/13[4/84] with a and c slip no. 1, 2 ,3 and 4 for galvanization using fabricators own steel and zinc, steel conforming to is:2062/2011, is:800, gr.e.250[fe-410w] quality a and is 808/1989 and zinc to is 209/1992, as per drawing no.eti/c/0071 mod f (1) b-150 mast of 9.5 mtrs length with approximate weight of 378.7 kgs - 144 nos- total weight-54.53 mt (2) b-175 mast of 9.5 mtrs length with approximate weight of 432.4 kg - 14 nos - total weight-6.05 mt (3) b-200 mast of 9.5 mtrs length with approximate weight of 482.22kg - 12 nos- total weight-5.79 total weight of 66.37 mt [b-150 mast- 144 nos, b175 mast-14 nos & b-200 mast-12 nos].,supply of fabricated and galvanized b series steel structures as per rdso spec no. eti/ohe/13[4/84] with a and c slip no. 1, 2 ,3 and 4 for galvanization using fabricators own steel and zinc, steel conforming to is:2062/2011, is:800, gr.e.250[f e-410w] quality a and is 808/1989 and zinc to is 209/1992, as per drawing no.eti/c/0071 mod f (1) b-150 mast of 9.5 mtrs lengt h with approximate weight of 378.7 kgs - 144 nos- total weight-54.53 mt (2) b-175 mast of 9.5 mtrs length with approximate wei ght of 432.4 kg - 14 nos - total wei