Following three years of precipitous decline, the construction market may have finally hit bottom and be in the early phase of a rebound with housing leading the way. McGraw-Hill Construction is forecasting that total construction starts will climb 11% to $466.2 billion in 2010, following an estimated 25% decline in 2009. The forecast was announced at the 2010 Construction Outlook conference in Washington, D.C. Photo: Bruce Buckley Robert Murray delivered the McGraw-Hill Construction forecast. Related Links: See How Last Year’s Forecast Measured Up After a 39% drop in construction between 2006 and 2009, an improving residential market and signs of
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.