Nonstructural Flood Damage Reduction Within the U.S. Army Corps of Engineers

摘要: Flood damage reduction basically consists of two approaches: structural and nonstructural. Structural flood projects are those that focus on altering the characteristics flood, leaving structures in floodplain could be damaged by floods unaltered. Nonstructural sustain damages, The U.S. Army Corps Engineers (Corps) has long been a major force within United States. involvement began early part 19th century when Congress gave authority to improve navigation inland river systems. This continued evolve during remainder 20th century. Control Act 1917 was first official legislation authorized have significant role activities across nation. Subsequent time, constructed currently operates 383 lake reservoir projects, maintains over 8,500 miles levees dikes, built hundreds smaller local turned non-federal authorities for operation maintenance. Historically, most considered structural, with rather narrowly defined removing threat flooding from existing development. narrow ultimately led increased damages. In many areas floodplains sustained less frequent due were actually developed more extensively than they would without project. However, this change 1960’s.