Indiaâs âFastestâ Highway â Maharashtra Samruddhi Mahamarg Between Nagpur And Shirdi â To Open In Three Months representative image (Source: Twitter) Conceptualized in the year 2015, the work on the Maharashtra Samruddhi Mahamarg began in January 2019 and is expected to be opened for public use in the next three months, reports Financial Express. The Mahamarg constitutes a 502 km stretch between Nagpur and Shirdi, passing through 10 districts of the state. Reportedly, the new highway begins in a small village, Shivmadka in Hingna tehsil located at a distance of 23 km away from Nagpur. It currently serves as the outer bypass to the city. The high-speed corridor is 701 km-long and 120-m broad, and is designed for a top speed of 150 km per hour.