Crews are now drilling a launch pit to hold the massive tunnel-boring machine for the Alaskan Way Viaduct Replacement project. The project will be using the largest diameter tunnel boring machine ever ...

When complete, the six-kilometer Blue Line Project will add five new rail stations east of Saint-Michel station.

Elon Musk’s Boring Company is currently developing more advanced tunnel digging technology for its upcoming new mass-transit projects in Los Angeles, Chicago, and Maryland. Now the company is teasing ...

A massive tunnel-boring machine working beneath First Street NW since July has completed a 2,700-foot tunnel designed to help reduce sewer overflows into the Anacostia River and flooding in parts of ...