190917-N-JI393-1010 SANTA RITA, Guam (Sept. 17, 2019) Seabees assigned to Naval Mobile Construction Battalion (NMCB) 4 and NMCB-11 install and secure wooden gutter formwork during the placement concrete for the roof of the Explosive Ordinance Disposal Storage Facility . NMCB-4 is forward-deployed throughout the Indo-Pacific region ready to support major combat operations, humanitarian assistance and disaster relief and to provide general engineering and civil support to U.S. and joint forces. (U.S. Navy photo by Steelworker 3rd Class Matthew Alvarado/Released)