A massive highway renovation is unfolding only minutes away from Vancouver’s Winter Olympics, and the centerpiece will be a new cable-stayed bridge crossing the Fraser River from Surrey to Coquitlam. Photo: Transportation Investment Corp. Staging area adjacent to new bridge where pieces of the structure are arranged. At 1.2 miles in length including approaches, the bridge will be one of the longest of its kind in North America. Part of a 22.9-mi, $2.33-billion overhaul of Highway 1, the principal corridor in the greater Vancouver area, the project is designed to ease congestion, especially on the existing Port Mann Bridge. Financing
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.