The U.S. Army Corps of Engineers is expediting review of a plan to build the Great Lakes Tunnel, a 4-mile-long tunnel that would enclose twin oil and gas pipelines along the bottom of the Straits of Mackinac.

The U.S. Army Corps of Engineers is expediting review of a plan to build the Great Lakes Tunnel, a 4-mile-long tunnel that would enclose twin oil and gas pipelines along the bottom of the Straits of Mackinac.

Project labor agreements increased bidding competition on awards within the state, according to research from the Illinois Economic Policy Institute.

Stew Grauer will serve as senior vice president and district manager for the region, which includes the Arizona-based contractor’s home turf.