Related Links: CONEXPO 2014: Trends To Watch CONEXPO 2014: Products To Watch Heavy metal is hitting Las Vegas as ironmongers prepare for CONEXPO 2014, which opens its doors on March 4. Equipment makers are setting up impressive displays for this year's show.We prepared another cranespotting slideshow of setup images. Tell us what you see, below.
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.