If time is money, then Brutoco Engineering & Construction Inc. has saved cash-strapped California officials both. The Fontana, Calif.-based company won an American Recovery and Reinvestment Act-funded contract in September to widen the congested 91 Freeway in Orange County. Its bid came in at about $20 million below and more than 400 working days under what California Dept. of Transportation (Caltrans) officials estimated. Brutoco believes it can do the job in about 300 working days, says Tracey Lavelle, a Caltrans spokeswoman. “This is a very aggressive timeline by the contractor,” she says. Orange County, Calif. Related Links: Stimulus: A Snapshot
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.