The money now is flowing from the American Recovery and Reinvestment Act for a variety of construction projects, ranging from simple paving jobs to sophisticated energy-efficiency revamps of federal buildings. But something is missing—public support. The economic-stimulus funding bill that Congress passed in February allocated $787 billion for the overall economic mission, but only about $130 billion for construction. Tenn-TomWaterway Yet the most visible aspects of the stimulus are the construction projects, and the ones under way do little to lift people’s spirits, give them hope about the future or cause them to open their wallets and start spending again.
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.