Rail Bhavan is the headquarters of the Indian Railways. It is located at 1, Raisina Road, New Delhi, near the Sansad Bhavan (Parliament House).The Minister of Railways Sri Piyush Goyal sits in the Rail Bhavan, along with the Railway Board, comprising 7 members.The head is known as Chairman Railway Board which is currently presided by A.K. Mittal who took over from Mr. Vivek Sahai in July 2011. The Railway Board manages the functioning and operation of the 17 zonal railways, which includes the newly created zone of Kolkata Metro by Mamata Banerjee who was the former Minister of Railways and current Chief Minister of West Bengal.