THE DAN SAFETY IMPERATIVE

摘要

As infrastructure ages and public works funds related to dams decrease, the challenges of avoiding dam failure are numerous and daunting. The dam category received a "D" on the 2009 infrastructure report card of the Amer-ican Society of Civil Engineers (ASCE) (2010). The report card notes, 'The number of deficient dams has risen to more than 4,000, including 1,819 high-hazard potential dams. Over the past six years, for every deficient, high-hazard potential dam repaired, nearly two more were de-clared deficient."