Air Force Academy Cadet 2nd Class Anthony Hylko and Senior Tyler Hellig of the North Carolina State University ROTC program prepare a section of PVC pipe for installation under a house. The two cadets are participating in the Field Engineering and Readiness Laboratory course at the Academy. The course exposes cadets to several aspects of civil engineering, including heavy equipment operation, steel bridge construction, designing and pouring concrete beams and paving portions of a road. (U.S. Air Force photo/Joel Strayer)