If the House stimulus bill passes, water resource and navigation would get $5.4 billion distributed by four federal agencies: the Army Corps of Engineers, the International Boundary and Water Commission, the Natural Resources Conservation Service of the Dept. of Agriculture and the Coast Guard. Photo: USIBWC Lower Rio Grande River levee upgrade program would get major infusion Related Links: Proposal in House Fires Up Debate Does Massive Spending Help or Hurt in Long Run? Modest Program Favors Jump-Start Fix-up Effort Highway Aid Has Some Strings Attached Advocates Hope To Fly, Sail or Roll To Reform Funds Will Energize Long-Delayed Projects
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.