New Delhi, At least seven Indian companies have shown interest for the construction of the undersea tunnel for the ambitious Mumbai-Ahmedabad High Speed Rail (MAHSR) corridor during the pre-bidding stage, officials said on Sunday.

A National High Speed Rail Corporation Limited (NHSRCL) official told IANS, Seven Indian companies had participated in pre bid meeting for constructing the undersea tunnel of the corridor.
The official said that the tender for the construction of the tunnel has been floated and bids are invited till February 19, 2021.
The bullet train project will have a 21 km long underground corridor from BKC to Kalyan Shilphata in the state of Maharashtra.