The Kanhan-Kolar barrage has cleared a key funding step, with Rs250 crore proposed for Nagpur’s long-term water supply infrastructure. Nagpur civic body seeks direct state funding for the Rs 952-crore Kanhan-Kolar barrage to secure water supply through 2056. Nagpur: Reviving its long-pending proposal to construct a barrage at the confluence of the Kanhan and Kolar rivers, the Nagpur Municipal Corporation (NMC) seeks to create an independent.