Laying Of M.S.Pipe Line 12 Inch 300 Mm Dia In Tunnel And M.S. Pipe Line 20 Inch 500 Mm Dia From Service Shaft Winder To Mines Change House In Kcc Plant Area And Sump No.2 In Magzine Area
Custom Bid For Services - Operation And Maintenance Of Vacuum System Of Hypersonic Wind Tunnel