The overhaul of the 208 km-long left canal of the Jayakwadi dam in Maharashtra's Chhatrapati Sambhajinagar will cost Rs 3,300 crore and will increase the carrying capacity by 1100 cusecs, an official said on Monday.

The irrigation department has prepared a detailed project report (DPR) to undertake an overhaul of the left canal of the dam that goes from Paithan to Parbhani district, the official said.