A highly anticipated report on the San Jose BART extension revealed that switching the tunnel design could add $600 million to the already $12.75 billion project – an estimate questioned by ...

Tunnel construction stands as a pivotal component in the development of modern infrastructure. With urbanization at its peak and space at a premium, the significance of efficient, safe, and ...

SAN JOSE, Calif. (KGO) -- In an effort to make the best financial decisions for the Silicon Valley BART Expansion project, the VTA board discussed potentially switching from a single tunnel to twin ...

With BART’s Silicon Valley extension expected to cost upwards of $12 billion, the Santa Clara Valley Transportation Authority is conducting a new cost analysis of a different approach — the ...

The original rail trail design, which called for a tunnel, next to a more convoluted route that the government proposed but recently scrapped. State and federal transportation officials will construct ...

The study of driving behaviour and safety in road tunnels has grown in significance as the number and complexity of tunnel systems continue to expand worldwide. Research in this field explores how ...

It's not on the scale of Boston's Big Dig, but the Bremerton Tunnel Project nevertheless is poised to make a significant impact on traffic in this waterfront city across Puget Sound from Seattle.

TBM will support one of the city's largest-ever public works projects, set to start in August the bore of a 2.25 mile, ...