China will push the U.S. into second place as the world�s biggest construction market before the end of the next decade, according to a new Web-based report called Global Construction 2020. With its construction sector set to rise at an annual average of 6.3% for the next five years, the U.S. will be among the world�s top 12 fastest-growing markets, but it will lose its preeminent position, according to the report�s 10- year global projections. Photo: Oyibosonline.com Will oil weath fuel growth in Nigeria’s main city, Lagos? + Image Photo: Global Construction While CG2020’s forecasts are presented to one decimal
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.