High Quality Content by WIKIPEDIA articles! The Sassafras is a C-Class, 180 ft, seagoing buoy tender constructed for the USCG by Marine Iron & Shipbuilding Corp. of Duluth, Minnesota. The Sass was one of 39 tenders commissioned for duties that would include aids-to-navigation, ice breaking, search-and-rescue, fire fighting, law enforcement, providing fuel and potable water, and assistance to the National Oceanographic and Seismographic Survey.