Construction of a 99-MW wind farm in Coos County, N.H., is likely to be sped along by a $136.8-million conditional loan guarantee awarded in June by the Dept. of Energy. Contractors dig into a New Hampshire hillside to create an access road for wind farm. The project recently faced another potential problem besides funding. A major supplier, locally based Isaacson Steel, Berlin, N.H., filed for Chapter 11 bankruptcy on June 22. However, wind-farm developer Brookfield Renewable Power, Toronto, and contractor RMT Energy, Madison, Wis., say the bankruptcy will not have an impact on the construction schedule. The wind farm should
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.