Keywords: US Navy 070829-F-8678B-061 Construction Mechanic 2nd Class Andrew W. Duchscher guides Equipment Operator 2nd Class Daniel L. Romero, moving the boom of a hydraulic crawler mounted rock drill, while drilling holes at Orote Point.jpg en GUAM Aug 29 2007 - Construction Mechanic 2nd Class Andrew W Duchscher guides Equipment Operator 2nd Class Daniel L Romero moving the boom of a hydraulic crawler mounted rock drill while drilling holes in preparation for a blast at Orote Point Quarry U S Air Force photo by Master Sgt Rickie D Bickle RELEASED 2007-08-29 070829-F-8678B-061 Navy http //www navy mil/view_image asp id 50343 U S Navy photo PD-USGov-Military-Navy Military in Guam Construction Mechanic United States Navy Drilling rigs |