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Enbridge Energy will issue requests for proposals in the coming weeks for contractors to construct a $500-million Great Lakes tunnel to carry crude oil and natural gas liquids through the Straits of Mackinac between Michigan and Ontario.
Navigating treacherous terrain and a dense population, a team built a 118-km road that will ease congestion and create economic opportunity for Pakistan.
Big boulders are causing big headaches for Virginia’s Chesapeake Bay Bridge-Tunnel expansion project, adding to other issues that have pushed the $756 million effort two years behind its original 2022 completion target.
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.
The International Federation of Consulting Engineers and the International Tunneling and Underground Space Association (ITA-AITES) launched a new set of contract documents specifically tailored to the challenges of underground works that involve geologic uncertainty, including tunneling and foundations.
New Michigan Gov. Gretchen Whitmer (D) has asked for an opinion from Attorney General Dana Nessel (D) on whether legislation to keep Enbridge's Line 5 pipeline under the Straits of Mackinac and form the new Mackinac Straits Corridor Authority is constitutional.