JONES He was remembered as a “prickly” corporate leader, but Edwin L. Jones Jr. built contractor J.A. Jones, founded by his grandfather, into an industry heavyweight before selling it to a German conglomerate that eventually collapsed under debt, forcing the U.S. firm into bankruptcy and a fire sale in 2003. Jones died on Dec. 26, 2010, in Charlotte, N.C., at age 89. Following a family tradition, Jones assumed the J.A. Jones presidency in 1959 and became chairman in 1971. The firm grew into a construction powerhouse, with projects ranging from the National Gallery of Art in Washington, D.C., to launch
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.