With Alabama, Tennessee and Puerto Rico recently officially added to ENR Southeast's existing geographic coverage area of Florida, Georgia and the Carolinas, ENR Southeast's annual Top Starts ranking will have its most expansive reach.
Last spring, at the Plant Vogtle construction site near Waynesboro, Ga., executives representing Georgia Power, its lead contractors and trades groups gathered to commit publicly to turning around the $16-billion nuclear power-plant expansion.
With the decentering complete of the fixed trusses that shape the daring kinetic roof of the Atlanta Falcons stadium, the steel erector is adding the eight movable parts, called "petals," that will close and open like an oculus.
For the Georgia Aquarium’s Sea Lion Exhibit, contractors first demolished and removed an existing three-story concrete exhibit structure, selectively demolishing mechanical systems and cast-in-place concrete aquarium tanks while also removing theming, rockwork and acrylic glazing.
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.