The tunnel is wide enough to fit three buses side by side. After eight years in the making, London's £5bn super sewer has been completed. Known officially as the Thames Tideway Tunnel ...

The Heinenoord Tunnel on the A29, a critical link between Rotterdam and Bergen op Zoom, reopened to traffic Saturday at 11:30 ...

Scotland's biggest sewer - the £100m Shieldhall Tunnel which runs under Glasgow - is now operational. The project took two years to complete and involved 100 workers from around the world.

The 125-foot-deep tunnel is the centerpiece of the final phase of the commission’s decades-long, $1.7-billion project to prevent combined sewer overflows from polluting New England’s largest ...