With the 111th Congress officially begun and President-elect Barack Obama’s inauguration near, construction industry and state officials are hungering for details of the promised economic-stimulus plan. But it’s still uncertain how big the package will be, how much will go for infrastructure and how large the shares will be for highways, transit, water and other types of public works. “The economy is badly damaged. It is very sick,” Obama said on Jan. 5. He wants quick action on a stimulus measure, saying, “I expect to sign a bill to create 3 million jobs for the American people shortly after I
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.