Raipur. Government of Chhattisgarh, Department of Water Resources has sanctioned 4 crore 58 lakh 12 thousand rupees for strengthening and rehabilitation of Ravi Shankar Sagar Dam under Mahanadi project group of Bikaskhand-Dhamtari of Dhamtari district. Administrative approval has been given to Chief Engineer Mahanadi Project, Water Resources Department, Raipur to carry out the works under the scheme.