The Andrew Foss stood by after it and two other Foss tugs assisted the China Ocean Shipping Company (COSCO) containership CSCL Yellow Sea out of the Port of Seattle. The big containershp is 1,099 feet in length, can carry the equivalent of 10,036 twenty-foot containers (TEUS), and was bound for Vladivostok. The tugs Marshall Foss and Lindsey Foss also participated in the assist.