Hospital Corpsman 1st Class (SCW/DV) Ryan Irvine, assigned to Underwater Construction Team Two, uses a vibratory hammer during a pile restoration project to vibrate concrete within formwork surrounding a pile at Hotel Pier on Joint Base Pearl Harbor-Hickam, Hawaii. UCT TWO's Construction Dive Detachment ALFA is working on Hotel Pier during their deployment across the Pacific, taking them to Pearl Harbor, Timor-leste, South Korea and the Marshall Islands. UCT TWO provides responsive inshore and ocean underwater construction, inspection, repair and maintenance to ocean facilities. (Photo By Chief Elisia Correa)

Photo by: Courtesy Photo |  VIRIN: 130418-N-ZZ182-3593.jpg