PHOTO COURTESY OF HOFFMAN CORP. Hoffman Corp. builds semiconductor plants for prestigious technology clients. Related Links: Main Story: Market Picture Begins to Clear for Top 400 Contractors Many contractors working in the industrial and manufacturing markets grew in revenue in 2011, but none matched Hoffman Corp. Its 2011 contracting revenue stood at $1.91 billion, up 142.5% from 2010."The semiconductor market showed some major activity last year, and we caught a piece of that," says Bart Eberwein, executive vice president. He declined to identify Hoffman's major projects. But the McGraw-Hill Construction Network database identifies Hoffman as the contractor for multibillion-dollar Intel
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.