The United States Army Corps of Engineers ( USACE , also sometimes shortened to CoE is a U.S. federal agency under the Department of Defense and a major Army command made up of some 37,000 civilian and military personnel , making it one of the world 's largest public engineering , design , and construction management agencies .
The United States Army Corps of Engineers ( USACE , also sometimes shortened to CoE ) is a U.S. federal agency under the Department of Defense . It is a major Army command made up of some 36,500 civilian and military personnel .