John F. Donohoe, chairman of Moretrench American Corp., a major geotechnical construction firm based in Rockaway, N.J., and industry activist and innovator, died suddenly of a heart attack Dec. 2 while addressing an employee gathering at the company office, officials say. He was 67. DONOHOE Donohoe, a civil engineer and 45-year Moretrench veteran, had served as the company’s president from 1982 until 2002 and as CEO as well from 1995 until 2007. He was also current president of the General Contractors Association of New York (GCANY) and winner of the 2009 OPAL award last spring for construction innovation and excellence
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.