Offloading The Work For Repairing Of Swing Shaft Bearing Housing And Damaged Foundation Holes Of Both Swing Gear Box Of 2 Nos Ph1900Al Shovels Ph15 And Ph19 Of Dudhichua Project/Dch/Gm (Excv)/Tender /Shovel/2022-23/27/2022_Ncl_252454_1 (EXPIRED)