BENNING T.R. Benning Jr., co-founder and chairman of Atlanta-based commercial builder Benning Construction Co. and a wounded engineer combat battalion commander in World War II, died on March 10 in that city. He was 89 and had complications from a collapsed lung, the company says. Benning co-founded the firm in 1953 with his father and was president until 1990. The firm has about 100 employees and reported $46.8 million in 2009 revenue, according to ENR data. T.R. “Ted” Benning III has succeeded his father in that role. According to the firm’s website, the elder Benning began his career in 1943
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.