An appeals court has rejected a California agency's plan to issue bonds to pay for a proposed water tunnel in the ...

The transit authority completed the necessary work Friday, officials shared in an update. Test runs commenced the following ...

With the trolley tunnel from West Philly to Center City closed the past two months, roughly 60,000 trolley riders have relied on the El or a shuttle.

After 14 years of construction, the DigIndy Tunnel in Indianapolis is now fully operational, capturing sewer overflows and ...

The first four tunnel boring machines are coming to New Jersey to build the Gateway rail tunnel. Here's what they do and why they're the safest method.