Laying, Jointing, Transportation, Flange Welding, Dismantling /Rearrangement Of 6 Inch Dia Pipes For Dewatering Purpose With Dismantling, Shifting And Installation Of Pump Set/Secl/Gm/Rgh/Enm/E-Tender /22-23/13 Dtd 24/11/2022/2022_Secl_263321_1 (EXPIRED)