121106-N-FM134-023 NAVAL BASE GUAM, Guam (Nov. 6, 2012) Seabees assigned to Naval Mobile Construction Battalion (NMCB) 74 use and excavator and bulldozer to place dirt at the base firing range. NMCB 74 is constructing three 250-foot long berms at the firing range to be used by special forces deployed to the island. (U.S. Navy photo by Equipment Operator Constructionman Laura Trommer/Released)