WILLMAR -- The city will save $50,000 and reduce the risk of failure by letting a contractor use a different tunneling method at five locations along the interceptor sewer line. The line is being ...

Is Seattle a poor place to tunnel? Conditions are decidedly mixed, but that’s hardly stopped us. Seattle has proven to be a hotbed for innovation and testing of tunneling technology over the last 110 ...

Blasting techniques used to excavate a diversion tunnel at the Pakal Dul Dam have addressed challenges posed by complex ...

From the “You don’t know until you ask” category, the city of Fort Smith is one of 16 finalists in a challenge that could ...

With the final cast-in-place roadway slab poured, the upper deck of the Huanggang Road Yellow River Tunnel in Jinan, East China's Shandong Province was fully completed on Tuesday, marking the dual ...