supply of supply of fabricated and galvanized b series steel structuressupply of fabricated and galvanized b series steel structures,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 and 3 for galvanization using fabricators own steel and zinc, steel confo rming to is:2062/2011, is:800, gr.e.250[fe-410w] quality a and is 808/1989 and zinc to is 209/1992 or lat est spec., if any. (1) b-175 mast of 9.5 mtrs length with approximate weight of 0.423 mt - 04 nos - total we ight- 1.692 mt, (2) b-200 mast of 9.5 mtrs length with approximate weight of 0.474 mt - 02 nos- total weig ht - 0.948 mt. total weight of 2.64 mt [b175 mast-04 nos, b-200 mast-02 nos]. ]