US Army 74th Assault Floating Company and 502nd Assault Floating Bridge Company soldiers work on an underwater mine boom designed to prevent floating mines and other demolition devices from destroying the floating bridge they are building across the Sava River between Orasje, Bosnia-Herzegovina and Zupanja, Croatia. This floating bridge will be used by IFOR troops crossing the Sava River as they re-deploy from Bosnia during in Operation Joint Endeavor. Operation Joint Endeavor is a peacekeeping effort by a multinational Implementation Force (IFOR), comprised of NATO and non-NATO military forces, deployed to Bosnia in support of the Dayton Peace Accords