The Tom Bradley International Terminal at the Los Angeles International Airport on Feb. 22 kicked off construction of the new $1.5-billion Bradley West modernization project. The project comprises 1.25 million sq ft of new building area, including food/beverage and retail concessions, new premium lounge space, enlarged federal inspection/customs and border-protection facilities, and 15 new boarding gates. Enlarged passenger-seating/holding-room areas will be sized to accommodate the newest generation of aircraft, including the Airbus A380 super-jumbo jet and the Boeing B787 Dreamliner. Fentress Architects of Los Angeles designed the upgrade, and Walsh Austin Joint Venture of Los Angeles will construct it. The
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.