SANTA RITA, Guam (Aug. 12, 2020) Builder 1st Class William Corrigan, from Montgomery, New York, assigned to Naval Mobile Construction Battalion (NMCB) 3, performs a slump test on concrete being used to fill building columns. NMCB-3, provides expeditionary construction and engineering capabilities that includes maintenance and operation of expeditionary bases and facilities, tactical sustainment bridging, humanitarian assistance through construction civic action details and civic action teams and theater disaster response capabilities in the U.S. 7th Fleet area of operations. (U.S. Navy photo by Mass Communication Specialist 2nd Class Nick Bauer)