Tender For 10,000m core drilling in banduhurang north and central keruadungri area, east singhbhum district, jharkhand with borehole depth varying from 450m to 650m
Tender For corrigendum : 2,500 m drilling along beruhan-bangar puri-konark coast, puri district, odisha by sonic drilling method in the boreholes up to the depth of 50.00m and collecting entire drilled material at every one metre depth without any loss and contamination