Project’s Construction Began in 2002: After 21 years of waiting, the project’s construction finally began in 2002, and it was finished in April 2018 despite numerous cost overruns and missed deadlines. Chinese contractor CGGC-CMEC (Gezhouba Group), hired in December 2007, completed significant construction involving 58 kilometres of tunnels. Project’s Production Has Frequently Exceeded: The project’s production has frequently exceeded its installed capacity of 969 MW, reaching 1,040 MW. It was supplying the national grid with more than five billion kWh, or units of electricity, each year at an average cost of around Rs 9 without incurring any fuel costs.