When a former Big Dig engineer came forward to say recently uncovered structural defects made it impossible for him to vouch for the safety of the I-93 tunnel, project engineer John Christian told a ...

If you've ever wondered why it is so difficult to build infrastructure in this country, why these projects take so much time and cost so much money, there's a podcast that can offer some clues. It's ...

A lawsuit that claimed tolls on the Mass Pike were being used illegally to pay for the massive Big Dig highway project was dismissed by the state's highest court. State contractors are boring into the ...

The only company charged with manslaughter after a woman died in a Boston tunnel collapse in 2006 has agreed to pay the state and city $16 million in exchange for the charge being dropped. By Abby ...

Read more on the Big Dig materials failure and see appalling aftermath photos and diagrams at Design News' Big Dig coverage page. The company suspected of supplying the substandard concrete used in ...