The nationwide extreme velocity Rail company of India (NHSRCL) on Friday said it has invited bids for 21-km-prolonged tunnel, collectively with India’s first 7-km-prolonged undersea tunnel, in Maharashtra for Mumbai-Ahmedabad extreme velocity Rail hall.
The bid is for tunneling works using Tunnel Boring Machine (TBM) and New Austrian Tunneling method (NATM), it said. The tunnel could be between underground station at Bandra-Kurla superior (BKC) and Shilphata in Maharashtra.
“The 7-km (approx.) undersea tunnel at Thane Creek could be the most important under sea tunnel to return up inside the nation. The tunnel could be a single tube tunnel to accommodate twin observe for every-up and down observe,” NHSRCL said, including that 39 gear rooms at 37 areas would even be constructed adjoining tunnel location as an factor of the bundle.
This tunnel could be about 25 to sixty five metre deep from the underside diploma and the deepest enchancment level could be 114 metre under the Parsik hill shut to Shilphata.
The NHSRCL had in July this yr invited bids for the design and enchancment of an underground station at Mumbai’s BKC. The BKC rail station could be the one underground station inside the rail hall enterprise.