This year was better than 2009 for the companies that design, equip and build major projects for the worldwide oil and natural-gas industry, and all indications are that 2011 will bring further improvement, though the boom times of a few years ago have yet to return. Photo: Courtesy of KBR KBR is providing design and procurement for a deepwater offshore facility in the Caspian Sea. Related Links: Overview: Finding Work in Tough Times View Complete Global Sourcebook with Rankings General Building: Firms Say World Market Is Thawing, Albeit Slowly Transportation: Asia Bright Light in Otherwise Dim Sector Power: Growing Demand
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.