Rocky economic times, green infrastructure, lean construction and helping the industry be heard were themes at the Associated General Contractors of America convention in Orlando on March 17-20. AGC has to be about “the industry, not about the politics,” says AGC’s new president, Ted Aadland, CEO of Aadland Evans Construction Inc., Portland, Ore. “We can’t afford to be a partisan organization. We need to work with elected officials in both parties on the issues.” Aadland said AGC is like “the sleeping giant”—members can “wake up” to influence those who make codes and regulations and reach out to other construction associations
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.