URS Corp., San Francisco, agreed on Aug. 23 to pay $52.4 million to settle claims filed against it on behalf of victims in the August 2007 collapse of the I-35 bridge in Minneapolis. Photo AP/WideWorld The accident killed 13 people and injured 145 others. URS says it agreed to the pact, under which it admits no liability or fault, to avoid a lengthy trial that was to start next year. Plaintiffs claimed the company had missed signs of structural stresses on the bridge during a pre-accident inspection, but URS has said it was not involved in the span’s design or
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.