other Highlights 1931 Empire State Building completed GeneraL PHoToGraPHIc aGency/GeTTy ImaGes 1933 HuLTon arcHIve/GeTTy ImaGes FDR launches the New Deal Moran & Proctor, founded by Daniel Moran, was a consultant for construction of the Golden Gate Bridge—the longest span in the world when it opened in 1937. Moran would later become a founding partner of Mueser Rutledge Consulting Engineers. HuLTon arcHIve/GeTTy ImaGes 1936 San Francisco–Oakland Bay Bridge, with foundations in water up to 100 feet deep GeneraL PHoToGraPHIc aGency/GeTTy ImaGes corbIs 1939 THInksTock ImaGes/JuPITer ImaGes World War II begins In 1931, Morrison Knudsen, a predecessor of URS Corporation, organized a joint venture (which included a forerunner of Bechtel) to build the Hoover Dam across the Colorado River. Photo on the left shows a front view of concrete blocks that form the dam foundation. Photo on the right shows how the dam appears today. keysTone/GeTTy ImaGes ACEC Turns 100 MaRCh / apRIl 2009 ENGINEERING INC. 11