Members of the 436th Civil Engineer Squadron team pavement and heavy equipment operators section, remove rubber from Runway 19 on Oct. 15, 2013, using large Oshkosh tractors with spinning brush attachments at Dover Air Force Base, Del. A highly concentrated, bio-degradable soap is applied to the runway and scrubbed by the machines before the runway is rinsed off. (U.S. Air Force photo/Greg L. Davis)
Colonel Rick Moore, 436th Airlift Wing commander, drives an Oshkosh heavy utility tractor Oct. 15, 2013, on Dover's Runway 19 while scrubbing rubber from the landing area of the runway at Dover Air Force Base, Del. Moore and other senior leaders joined members of the 436th Civil Engineer Squadron pavement and heavy equipment operators section, as they removed rubber from Dover's runways. (U.S. Air Force photo/Greg L. Davis)
Senior leaders of the 436th Airlift Wing join with the 436th Civil Engineer Squadron pavement and heavy equipment operators section on Oct. 15, 2013, to better understand how the CE team accomplishes the task of rubber removal at Dover Air Force Base, Del. Rubber left by landing aircraft on Dover's runways is removed twice a year by the 436th CES to ensure aircraft have a clean, safe landing surface. (U.S. Air Force photo/Greg L. Davis)