Photo by Bruce Buckley Robert Murray, vice president of economic affairs for McGraw-Hill Construction, sees no upswing in construction volume in 2012. Related Links: YouTube Video of McGraw-Hill Construction's Forecast for 2011 A fifth straight year of decline is how 2011 will go into the record books, with no growth likely next year. That's the sobering forecast from McGraw-Hill Construction.In light of the sluggish economy, construction spending continues to limp along in a depressed state with few limited signs of hope on the horizon. McGraw-Hill Construction, the parent of ENR, estimates that 2011 will close out with a 4% drop
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.