Mumbai Trans Harbour Link (MTHL)

• The Mumbai Trans Harbour Link (MTHL) is an under-construction 21.8 km, Road Bridge connecting the Indian city of Mumbai with Navi Mumbai, its satellite city. When completed, it would be the longest sea bridge in India. The bridge will begin in Sewri, South Mumbai and cross Thane Creek north of Elephant Island and will terminate at Chirle village, near Nhava Sheva.

• Project Benefits:-
• The MTHL Bridge gives a faster connectivity with proposed Navi Mumbai International Airport, JNPT Port, Mumbai – Pune Expressway and Mumbai – Goa Highway. On Mumbai side, Connectivity with Coastal road is planned through Sewri Worli Elevated Connector project.

• Project Key Components:-
• The total length of MTHL Bridge is 21.8 km in which length on sea is 16.50 km and on land portion is 5.5 km.
• The sea link will contain a 6-lane (3+3 lane) highway+1 emergency lane on both side.
• There are 7 nos of OSD (Orthotropic steel Deck) spans of length 90m to 180m which are used on bridge first time in India.
• There are Interchanges, at Sewri in Mumbai, Shivaji-Nagar and SH-54 in Jasai and at Chirle on NH-348.
• The Project is being implemented using many unique products and state-of-the-art construction methods.
• 100 % work of erection of Orthotropic Steel Deck (OSD) is completed.
• 100 % work of concrete superstructure spans is completed.

• Project Cost and Completion Details.
• Administrative approval estimate value : Rs. 17843 Crore.
• MMRDA appointed M/s AECOM Asia Company Ltd. - PADECO Co. Ltd. - Dar Al-Handasah - TY Lin International consortium as General Consultant for the MTHL Project in December 2016.
• The project will be implemented in 3 packages for civil works and 1 package for Intelligent Transport System (ITS), Automated Toll Collection system and electrical works, etc.
• Package-1- M/s L&T Ltd-IHI Infrastructure Systems Ltd. Consortium (Rs. 7637 Cr.),
• Package-2- M/s DAEWOO Engineering & Construction Company Ltd. - Tata Projects Ltd. JV (Rs. 5612 Cr.)
• Package-3 - M/s L&T Ltd (Rs.1013) have been appointed as contractors for MTHL project respectively.
• M/s. STRABAG Infrastructure & Safety Solutions GmbH & STRABAG AG have been appointed for implementation of Package-4 (Rs. 427 Cr.). which involves implementation of Intelligent Transport System,

• Current Progress of Project:-
• Physical progress of Project – 96 %
• Financial progress of Project – 91%
  It is planned to complete project by the end of 2023.