CIANCHETTE Ival R. “Bud” Cianchette, a founder and former top executive of Pittsfield, Maine-based The Cianbro Cos., one of the state’s largest general contractors, died on Nov. 5 at age 83 in Falmouth, Maine. Cianchette had contracted cancer, according to local reports. Cianchette and three of his brothers, sons of Italian immigrants, founded their company in 1949. Bud Cianchette served as its president, chairman and chairman emeritus from 1962 until his death. Cianbro, which ranks 149 on ENR’s list of The Top 400 Contractors, reported $478 million in 2008 revenue, split among general building, industrial and transportation markets. The firm
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.