Notable dates and projects thumb|Construction on the Gatun Lock at the Panama Canal on 12 March 1912 thumb|Kennedy Space Center in Florida The General Survey Act of 1824 authorized use of army engineers to survey roads and canals. The next month, an act to improve navigation on the Ohio and Mississippi rivers initiated the Corps of Engineers' permanent civil works construction mission. Although the 1824 act to improve the Mississippi and Ohio rivers is often called the first rivers and harbors legislation, the act passed in 1826 was the first to combine authorizations for both surveys and projects, thereby establishing a pattern that continues to the present day.Improving Transportation Survey and construction of the National Road until Federal funds were withdrawn (1838) The tall Washington Monument, completed under the direction and command of Lieutenant Colonel Thomas Lincoln Casey, 1884 Panama Canal, completed under supervision of Army Engineer officers, 1914 Flood Control Act of 1936 made flood control a federal policy and officially recognized the Corps of Engineers as the major federal flood control agency Bonneville Dam, completed in 1937 Flood Control Act of 1941, which channelized the Los Angeles River and parts of the Santa Ana River USACE took over all real estate acquisition, construction, and maintenance for army facilities, 1941 There was no road between Costa Rica and Panama until the Corps began one in 1941–1943. The concern was access to the Panama Canal during wartime. The Manhattan Project (1942–1946) Planning and construction of the Pentagon, completed in 1943 just 16 months after groundbreaking Comprehensive Everglades Restoration Plan, first authorized by congress in 1948 USACE began construction support for NASA leading to major activities at the Manned Spacecraft Center and Kennedy Space Center, 1961 King Khalid Military City 1973–1987 The Water Resources Development Act of 1986 (WRDA 86) brought major change in financing by requiring non-federal contributions toward most federal water resource projects Cross Florida Barge Canal Tennessee-Tombigbee Waterway Occasional civil disasters, including the Great Mississippi Flood of 1927, resulted in greater responsibilities for the Corps of Engineers. The aftermath of Hurricane Katrina in New Orleans and the collapse of the Francis Scott Key Bridge in Baltimore provide other examples of this.
Notable dates and projects thumb|Construction on the Gatun Lock at the Panama Canal on 12 March 1912 thumb|Kennedy Space Center in Florida The General Survey Act of 1824 authorized use of army engineers to survey roads and canals. The next month, an act to improve navigation on the Ohio and Mississippi rivers initiated the Corps of Engineers' permanent civil works construction mission. Although the 1824 act to improve the Mississippi and Ohio rivers is often called the first rivers and harbors legislation, the act passed in 1826 was the first to combine authorizations for both surveys and projects, thereby establishing a pattern that continues to the present day.Improving Transportation Survey and construction of the National Road until Federal funds were withdrawn (1838) The tall Washington Monument, completed under the direction and command of Lieutenant Colonel Thomas Lincoln Casey, 1884 Panama Canal, compl!eted under supervision of Army Engineer officers, 1914 Flood Control Act of 1936 made flood control a federal policy and officially recognized the Corps of Engineers as the major federal flood control agency Bonneville Dam completed in 1937 Flood Control Act of 1941, which channelized the Los Angeles River and parts of the Santa Ana River USACE took over all real estate acquisition, construction, and maintenance for army facilities, 1941 There was no road between Costa Rica and Panama until the Corps began one in 1941–1943. The concern was access to the Panama Canal during wartime. The Manhattan Project (1942–1946) Planning and construction of the Pentagon, completed in 1943 just 16 months after groundbreaking Comprehensive Everglades Restoration Plan, first authorized by congress in 1948 USACE began construction support for NASA leading to major activities at the Manned Spacecraf,t Center and Kennedy Space Center, 1961 King Khalid Military City 1973–1987 The Water Resources Development Act of 1986 (WRDA 86) brought major change in financing by requiring non-federal contributions toward most federal water resource projects Cross Florida Barge Canal Tennessee-Tombigbee Waterway Occasional civil disasters, including the Great Mississippi Flood of 1927, resulted in greater responsibilities for the Corps of Engineers. The aftermath of Hurricane Katrina in New Orleans and the collapse of the Francis Scott Key Bridge in Baltimore provide other examples of this.