Industry groups are offering modest praise for the funds allocated for water infrastructure in the $825-billion economic stimulus package, saying the funding levels are a good start. “It’s a huge increase over what’s been appropriated in the past,” says Karen Lapsovic, director of tax, fiscal affairs and infrastructure finance at the Associated General Contractors. But the same industry groups are quick to point out that much more is needed to even to begin to fix the nation’s ailing water infrastructure. Related Links: Proposal in House Fires Up Debate Does Massive Spending Help or Hurt in Long Run? Modest Program Favors
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.