Construction of 23 Nos. 0.38M thick ventilation stopping in RVIIA and RVIIB for reorganization of ventilation in RVIIC seam of No 3 and 4 Pit unit of Kumardihi A Colliery
Construction of 23 Nos. 0.38M thick ventilation stopping in RVIIA and RVIIB for reorganization of ventilation in RVIIC seam of No 3 and 4 Pit unit of Kumardihi A Colliery
Civil Work Tenders