Firms looking to boost sagging bottom lines and gain more-robust public-sector construction markets generated a record attendance of more than 550 at this year’s federal and military workload briefings, sponsored by the Society of American Military Engineers on March 18 in Alexandria, Va. Traditional pockets of “milcon” work—such as in base closure and housing—are winding down, officials said. But overseas expansion and new initiatives in energy conservation and facility “quality of life” upgrades are boosting work for the short term, just as new conference attendees were boosting their profiles. Photo: Bruce Buckley / ENR DOD service chiefs outline milcon budgets
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.