2nd Lt. Ryan McGoldrick, 149th Civil Engineer Squadron environmental manager, jackhammers a section of concrete loose from the flight line at Joint Base San Antonio-Lackland June 29.

2nd Lt. Ryan McGoldrick (left), 149th Civil Engineer Squadron environmental manager, and Master Sgt. Victor Vazquez (right), 149th CES heavy equipment NCO in charge, remove concrete from a section of the flight line at Joint Base San Antonio-Lackland June 29.

2nd Lt. Ryan McGoldrick (left), 149th Civil Engineer Squadron environmental manager, and Master Sgt. Victor Vazquez (right), 149th CES heavy equipment NCO in charge, remove concrete from a section of the flight line at Joint Base San Antonio-Lackland June 29.

(From left) Senior Airman Stefan Solowiow, 149th Civil Engineer Squadron heavy equipment technician; Senior Airman William Conner, 149th CES power protection technician; and 2nd Lt. Ryan McGoldrick, 149th CES environmental manager, work to remove a section of concrete on the flight line at Joint Base San Antonio-Lackland June 29.