Coast Guard Petty Officer 2nd Class Jeffrey Bernard checks for water in a lower compartment during an engineering round aboard the Coast Guard Cutter Healy, while the crew is underway in the Arctic, Saturday, Sept. 2, 2017.
The compartment, known as shaft alley, is the last space aboard the cutter between the shaft seal and the open ocean.
U.S. Coast Guard photo by Petty Officer 3rd Class Amanda Norcross