NHSRCL (The National High Speed Rail Corporation Limited) has called for bids to construct a 21 km long tunnel of which 7 kilometers will be undersea. The tunnel will be between Mumbai's Bandra-Kurla Complex (BKC) underground station and Shilphata in the State of Maharashtra. The tunnel will be a single tube twin-track tunnel with a diameter of 13.1m.

For tunnelling, the Tunnel Boring Machine (TBM) and New Austrian Tunnelling Method (NATM) methods will be employed.

Work is financed with a loan received from Japan International Cooperation Agency (JICA).

Package title:

[Package No. MAHSR-C-2]

Construction of Tunnelling Works including Testing and Commissioning for Double Line High Speed Railway using Tunnel Boring Machine (TBM) and New Austrian Tunnelling Method (NATM) between Mumbai Underground Station at Bandra-Kurla Complex (MAHSR Km. 0.773) and Shilphata (MAHSR Km. 21.150) in the State of Maharashtrafor theProject for Construction of Mumbai-Ahmedabad High Speed Rail

Bidding documents for procurement of works:

https://www.nhsrcl.in/sites/default/files/tender/2021-10/NIT%20%2834%29.pdf