Granite Janet, a 281-ton tunnel boring machine, arrived on an oversized truck at a parking lot beside the Queen City Bridge ...

Beneath the streets of downtown Seattle, the largest machine of its kind sat dead in the dark. She had ground forward only ...

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 ...

The same company that helped forge the Elizabeth Line will create the massive machine needed to dig out the major road route ...

Kiewit subsidiary Weeks Marine is already mobilized in the Hudson River and expects to begin work on the change order later ...

They successfully avoid using the word “stuck.” Statement after the jump: Statement by Program Administrator Todd Trepanier: SEATTLE – On Saturday, Dec. 7, Seattle Tunnel Partners, WSDOT’s ...

A colossal project to reduce traffic in the underground tunnels connecting the Virginia cities of Norfolk and Hampton just had a big breakthrough — literally. Since 1957, the two cities have been ...

According to a press release, of the total 21 km long underground tunnel section, 16 km between Sawli (Ghansoli) and Bandra ...

National Highways has ordered Europe’s largest ever tunnel boring machine for the £10bn Lower Thames Crossing, with ...

The full completion of the tunnel is expected to be in 2028 ...