Related Links: House-Senate Talks on WRDA Bill Get Under Way (ENR 12/2/2013 issue) [subscription] Water-Resources Bill Heads for House-Senate Conference (ENR 11/04/2013 issue) [subscription] After months of discussion between House and Senate conferees, an agreement on a new water-resources bill appeared to be near at ENR press time. The lead House negotiator, Transportation and Infrastructure Committee Chairman Bill Shuster (R-Pa.), on April 29 said, "We are inches away from crossing the goal line on a Water Resources Reform and Development Act."The bill would authorize new Army Corps of Engineers' civil-works projects and was expected to include Corps policy changes in
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.