White House says rule will ensure federal procurement officers do not award contracts to firms that violate laws to protect workers.

Charles Moorman is passenger network's new chief; Robert Kiley revamped three major urban systems.

A three-judge panel from the 11th U.S. Circuit Court of Appeals has rejected a bid by several states, led by Georgia, to have their challenge to the Obama administration’s June 2015 Waters of the U.S. (WOTUS) rule heard by the court.

Canadian energy firm AltaGas has won a $45-million contract with Southern California Edison to build a 20-MW energy-storage system at its Pomona natural-gas-fired plant in Southern California.

A series of construction work-zone crashes on Massachusetts roadways—all allegedly involving drunk drivers—prodded state officials to launch a federally funded impaired-driving enforcement campaign in August through Labor Day.