Amtrak and Penn Transformation Partners are advancing final design for Penn Station as a new federal study recommends ...

The pipeline under the Strait of Mackinac has been delayed by legal battles, and one report shows the price tag has increased from $500 million in 2018 to more than $750 million.

Massachusetts officials are looking to harness thermal energy from the Charles and Mystic Rivers, Boston Harbor, the Fort ...

ENR’s 20-city average cost indexes, wages and materials prices. Historical data and details for ENR’s 20 cities can be found ...