bids are invited for custom bid for services - total quoted value including services charges and gst on lump sum basis for 24 months as per scc and sow for item rate contract for operational support services technical maintenance services assistance services for gail sam.. , custom bid for services - hiring of unskilled services eight manhours per day for misc or emergency or shutdown jobs for gail samakhiali as per scc and sow bidder should quote total amount including gst for 1500 mandays , custom bid for services - hiring of skilled services eight manhours per day for carpentery plumbing masonary welding works etc for gail samakhiali as per scc and sow bidder should quote total amount including gst for 500 mandays , custom bid for services - hiring of highly skilled services eight manhours per day for liasioning with various statutory authorities and any other government agency for gail samakhiali as per scc and sow bidder should quote total amount including gst..