151212-N-ZZ999-048 TAKEO, Cambodia (Dec. 12, 2015) Builder Constructionman Apprentice Michael Graham assigned to Naval Mobile Construction Battalion (NMCB) 3 adds aggregate to mixer as part of an aggregate, sand and cement mixture called core fill which will act as a strengthening agent within the concrete masonry unit (CMU) block. ( Navy photo by Hospital Corpsman 2nd Class Justin Armer/Released)

---

Size: 2100px × 1500px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 3, 75, 7th, battalion, cambodia, combat, command, commander, construction, ctf, deployment, expeditionary, fleet, force, mobile, naval, navy, necc, nmcb, takeo, task