Related Links: Engineering News Record Architectural Record Now that the new highway-and-transit funding bill is finally signed into law, prime contractors that hate disadvantaged-business-enterprise, or DBE, goal programs shouldn't waste time hoping a potential President Romney will wipe them away in the same way he has pledged to nullify the 2010 health-care act just blessed by the Supreme Court. Not even the Tea Party has expressed interest in transportation DBEs. But it's a mistaketo believe that nothing needs to be fixed in DBE requirements, which have existed since 1983. This would be a good time to adjust the rules and
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.