Penetrating through high altitude mountains in difficult terrains and connecting inaccessible areas, tunnels have been one of the main features in India’s road infrastructure development programme.

From strategic Himalayan tunnels to urban metro networks, these projects are transforming how India moves people, goods, and ...

Boring Company Prurfock 3 and the new Prufrock 4 tunneling machines can only tunnel about 11 hours per day. There are limitations are maintenance and how they have to stop tunneling to put in the ...

An independent study has confirmed that the single bore tunnel method is feasible for the BART (Bay Area Rapid Transit) Silicon Valley Phase II project, according to Santa Clara Valley Transportation ...