160409-N-NO181-587 KOH KONG, Cambodia (Apr. 9, 2016) - Builder 1st Class Joseph McFadden performs a slump test for septic tank block that will be part of a five-stall head facility project at Koh Kong Secondary School, Apr 9. ( Navy photo by Construction Electrician 3rd Class D’Avante Santiago/Released)

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Size: 2666px × 4000px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

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