BOSTON - It's week three of the Sumner Tunnel closure, and the Massachusetts Department of Transportation (Mass DOT) says construction is on schedule. On Tuesday, WBZ-TV got a look at the work being ...

A French subcontractor is using a patented precast technique to build one of the world's longest precast-concrete arch-tunnel sections at the site of a residential complex along South Korea's new ...

Precast polymer concrete panel used for median barriers, tunnel panels, bridge parapets and rails Retro-reflective safety stripe gives high visibility in all weather conditions Bright, white surface ...

The construction of HS2’s longest green tunnel took a major step forward this week with the realignment of a key local road, ...