The Wyoming Transportation Commission awarded an emergency bid relating to the Interstate 80 Green River Tunnel during its ...

Officials revealed new details to KTLA on Thursday morning regarding the frightening tunnel collapse in Los Angeles’ Wilmington neighborhood, which resulted in a large rescue mission to recover ...

Over two dozen workers were able to safely escape following a tunnel collapse in the Wilmington area of Los Angeles Wednesday ...

The mishap on the Blue Line treated more than 460 train passengers to an unwelcome walking tour of Boston’s tunnel system.

Berkeley Hills Tunnels Lining Surface Treatment Berkeley, Calif. Best Project Owner: San Francisco Bay Area Rapid Transit District Lead Design Firm: WSP USA Inc. General Contractor: DMZ Builders ...

Because when that dips it's a strong indicator of possible tunnel lining voids. The Raspberry Pi's 40 General Purpose Input Output (GPIO) pins make the small machines ideal for that sort of role.

For this $8-million project, crews relined two sets of aging tunnels along Kanan Road, a rugged and mountainous connection between the 101 Freeway and Pacific Coast Highway.

Formkret formwork filling system automates the final tunnel-lining process, according to Putzmeister America. The automated system is regulated by a set of two-way valves integrated into the formwork ...

The tunnel required: • 136,000 cubic yards of concrete • 15,000 tons of steel • 600,000 cubic yards of excavation • 400,000 cubic yards of backfill ...

And much like the Orange Line shutdown, the Sumner Tunnel closure, which started on Wednesday, is forcing thousands of residents to find alternative routes to work, which will mean more traffic ...