Photo Courtesy of U.S. Senate Photo Studio Senators (from left) Carper, Vitter, Boxer and Barrasso seek long-term bill, modest aid hike. Video Courtesy of the Office of Sen. Barbara Boxer Senate EPW Leaders' Press Conference (excludes Q&A) Related Links: Boxer Seeks to Unveil New Transportation Bill in April (enr.com 2/18/2014) [subscription] The search for a new transportation bill has passed a key milepost in the Senate Environment and Public Works Committee (EPW). Leaders agreed on a blueprint for the highway-policy portion of an eventual long-term measure. The bill could span six years with funding set at current levels, plus small
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.