Estimate For Providing Of 51Nos. 11Kv Mid Span Pole For Height Raising In 11Kv Gandapali Feeder Of 33/11 Kv Tuman S/S Under Barpali Dc Under O&M Dn. Korba. Pr No. 10069590 Estt. No. B467632E25.0001 Dt. 07.08.2025