Earthwork For Excavation Of Trenches For Laying Of Underground Pipeline, Lowering And Jointing Of 300 Mm, 400 Mm, 450 Mm Diameter Rcc Pipes, Fixing Of Avps, Risers Various Villages Of District Patiala And Fgs And Repair Of Irrigation Network Of Stp Laying Of Rcc Pipes And Repair Of Irrigation Project Of Stp, Patran