151005-N-SD965-047 NAVAL STATION ROTA, Spain (Oct.

151005-N-SD965-047 NAVAL STATION ROTA, Spain (Oct. 5, 2015) Engineering Aide 2nd Class Kerby Cange, assigned to Naval Mobile Construction Battalion (NMCB) 1, levels wet concrete into a cylinder for an air entrainment test during a concrete placement on Naval Station Rota, Spain, Oct. 5, 2015. An air entrainment test measures the percent of air in concrete. The concrete placement was for a Shipboard Electronic Systems Evaluation Facilities project, and the facility will be used to provide test and evaluation services to U.S. Navy, U.S. Coast Guard and Military Sealift Command activities as well as allied foreign navies. (U.S. Navy photo by Mass Communication Specialist 1st Class Brannon Deugan/Released)