Tender for Strengthening Of Earthing For Maintaining Proper Grid Stability By Digging 40mm Dia Ms Earth Rods Into 3m Depth And Laying Of 75x8mm, 100x16mm Ms Flat In Place Of Old Earth Mat At 220kv, 132kv And 33kv Switch Yards And Providing New Earth Pits Where Ever Needed And Replacement Of Completely Damaged Water Pipe Line Of Earth Pits And Firefighting Water Pipe Line Arrangement At 220kv Kakinada Ss Under Rmi 22-23 in Kakinada - Andhra Pradesh

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