Mumbai, April 26 -- The state government and the railways are working jointly on identifying rail corridors that will spur development in 'Third Mumbai', a 323-square kilometre area adjoining the upcoming Navi Mumbai airport and the Atal Setu. The Mumbai Rail Vikas Corporation (MRVC) will build these rail corridors under the fourth phase of the Mumbai Urban Transport Project (MUTP), which aims at improving transport infrastructure in the Mumbai Metropolitan Region (MMR), sources in the railways told Hindustan Times....