Following a recent report identifying potential infrastructure construction cost savings of 15% in the U.K., the government has pledged to draft an implementation plan by March. The report comes at a time when the government forecasts about $320 billion in all forms of infrastructure-investment demand over the next five years, as budgets for public spending are cut. The Infrastructure Cost Review, published on Dec. 21, says there is “a clear opportunity” to achieve savings of at least $31.9 billion to $47.9 billion over the next decade. The government’s Infrastructure UK body led the investigation, supported by the Institution of Civil
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.