Crews were able to complete the work at Amazon’s $2.5-billion HQ2 project in Arlington, Va., in one month.

For engineering and construction groups, new federal guidance for forgivable loans less than $2 million under the Paycheck Protection Program was welcome news. 

Contractors, architects and engineers in Boston and across Massachusetts are heading back to work amid the launch of a phased construction reopening. 

Record rainfall for May has left Chicago's tunnel and reservoir filled to capacity, and operations to send the water into Lake Michigan didn't immediately work due to high water levels and flooding.