Gem Bids For Custom Bid For Services - Lumpsum Rates For 01 Year For Providing Gi Sheet Cable Tray Covering 20 Swg Gi Sheet At Gail Pata Plant For Total Covering Of 10000 M2 Custom Bid For Services - Lumpsum Rates For 01 Year For Scaffolding Erection And Dismantling For Cable Covering And Other Inst Requirement For Total Covering Of 100000 M3