Budgets for 2012 construction programs will be pinched in the House. Appropriations Committee Chairman Harold Rogers (R-Ky.) on May 11 said 2012 nondefense spending would be cut $47.4 billion from 2011. He specified how funds will be split among subcommittees. The Transportation-Housing panel was cut $7.7 billion, or 14%. Most line-item levels haven’t been determined yet. House-Senate talks will set final figures.
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.