Mumbai Trans Harbour Link (MTHL) or Sewri-Nhava Sheva Trans Harbour Link will be a 22km, freeway grade road bridge in Mumbai, India. The MTHL is proposed to be developed as an Expressway link with a six-lane road bridge connecting Sewri on Mumbai side to Nhava on Navi Mumbai side. The MTHL project is proposed to commence from the east side of Sewri Railway Station on the Harbor Line of Central Railway and proceed to Nhava and terminate at the north of Chirle village with an interchange to National Highway 4B on the mainland.