provision of ohe mast (normal arrangement by grouting) for 2 piers on both sides (4 nos.)and (with special arrangements) for 05 piers on both sides (10 nos.) including making basearrangement and all ancillary works in connection with the railway electrification works of(cpk -shtt - sce - mbo) section in lumding division of n.f. railway. (group - 307)bidding type normal tender .