US Army Reserve Engineer Ribbon Bridge Building | AiirSource

River Assault 2012 from the 412th Theater Engineer Command building an improved ribbon bridge (IRB) across the Arkansas River during River Assault 2012 at Fort Chaffee, Arkansas. River Assault 2012 is a training exercise that gives engineers an opportunity to practice their skills on land and water in a controlled environment. Those skills include demolitions, sling-load operations, heavy equipment operations and bridge building. Video by Spc. Mark O’Rear | 326th Mobile Public Affairs Detatchment --