The "Virar-Alibaug" moniker defines the project's geographical span: it starts in the north at Virar (Palghar district) and extends all the way down to the coastal town of Alibaug (Raigad district). The primary objective is to facilitate seamless connectivity between the northern and southern parts of the MMR, bypassing the congested island city of Mumbai entirely. It acts as a massive bypass ring road, connecting the Mumbai-Ahmedabad National Highway in the north to the upcoming Navi Mumbai International Airport and the Mumbai-Goa Highway in the south.
The route officially originates at , the current terminus of the Western Line. Route Map Of Virar Alibaug Corridor
: The route is planned to support seven "growth centers": Virar, Bhiwandi, Kalyan, Dombivali, Panvel, Taloja, and Uran. Major Highway Intersections : It integrates with: NH-48 (formerly NH-8) Mumbai–Ahmedabad Highway. NH-3 (Agra–Delhi) and NH-4 (Pune–Bangalore). Mumbai–Pune Expressway and NH-66 (Goa Highway). Technical Specifications The route officially originates at , the current
The corridor is not a single straight line; it is a complex network comprising a new for long-distance trains and a Suburban corridor (extending the Harbour line). Based on the latest sanctioned plans by MRVC and NITI Aayog, the route map is divided into three distinct arcs. NH-3 (Agra–Delhi) and NH-4 (Pune–Bangalore)