Nagpur Metro (Marathi - नागपुर मेट्रो रेल) is an under construction rapid transit system for the city of Nagpur, India. It is estimated to cost ₹86.80 billion (US$1.3 billion). In February 2014, the Government of Maharashtra gave approval for the Metro Project, while Government of India's Ministry of Urban Development had given "In Principle" approval for the Project. On 20 August 2014, Union Cabinet gave approval for the development of project, and Prime Minister Narendra Modi laid foundation stone on 21 August on his visit to city. Construction on the project began on 31 May 2015, with construction projected to take about 15 months to complete.