Doubling up in Las Vegas usually means doubling the size of your bet. At the new terminal at McCarran International Airport, the steel erector’s detailing subcontractors doubled the number of staff working on the project. That and other measures other measures paid off big. Slide Show Photo: SME Steel Contractors/Michael Moore Terminal 3 is expected to open in mid-2012 and will cost approximately $2.4 billion. It will span 1.9 million square feet, and include 14 gates and a multistory parking garage. The Terminal’s frame, 300 ft wide and a half mile long, rose from the desert floor this summer. General
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.