The anticipated Nov. 30 opening of Israel’s longest tunnel marks the end of four years of construction and more than a decade of controversy. But completion of the 6.5-kilometer-long Carmel Tunnels, a $300-million build-operate-transfer highway project, will vastly improve traffic flow in the port city of Haifa and is the first major project in Israel for a Chinese contractor. Photo: Courtesy Of Carmelton Group Ltd. Photo: Courtesy Of Carmelton Group Ltd. Carmel Tunnels near Haifa during early construction will speed traffic flow in Israel’s third-largest city and was the country’s first major infrastructure collaboration with China. The project, involving major
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.