Staff Sgt. Cody Engelke, an engineering journeyman deployed to the 577th Expeditionary Civil Engineer Squadron Base Engineer Emergency Force, known as “Prime BEEF,” conducts a site survey of a new facility at Bagram Airfield, Afghanistan, on July 6, 2010. The site is scheduled to be the future location for transient quarters. Sergeant Engelke is deployed from the 92nd Civil Engineer Squadron at Fairchild Air Force Base, Wash. (U.S. Air Force Photo/Staff Sgt. Christopher Boitz)