supply of 9.5 metre long standard traction mast9.5 metre long standard traction mast,9.5 metre long standard traction mast ( fabricated with batten plates) b-series as per rdsos drawing. no. eti/c/0071 mod-e, mast should be galvanized as per rdso specification no. eti/ohe/13(4/84) with a&c slip no 1, 2 & 3 or latest and mass of zinc coating to be 610 gm./sqm as per rdso specification sn.4.1. mast should have engraving /embossing as per director general (ti) /rdso letters no.ti/civ/ms/2017 dt 08.01.2018 & ti/civ/ms/2018 dt 10.10.2018. b - 175 = 42 nos (0.4238 x 42 = 17.799 mt) [ warranty period: 30 months after the date of delivery]