Keywords: US Navy 111129-N-NG428-016 Seabees assigned to Naval Mobile Construction Battalion (NMCB) 74 take part in an observation tower course at Contingenc.jpg en GULFPORT Miss Nov 29 2011 Seabees assigned to Naval Mobile Construction Battalion NMCB 74 take part in an observation tower course at Contingency Construction Crew Training at Naval Construction Battalion Center Gulfport The Seabees learned to build and erect a 30-foot timber tower during the course U S Navy photo by Utilitiesman Constructionman Daneia Johnson/Released 2011-11-29 111129-N-NG428-016 Navy http //www navy mil/view_image asp id 111497 U S Navy photo by Utilitiesman Constructionman Daneia Johnson PD-USGov-Military-Navy Naval Construction Battalion Center Gulfport Naval Mobile Construction Battalion 74 Wooden observation towers |