Bulwarks are of the open type and extend from the bow to and around the stern on both port and starboard sides. Forward compartment is forepeak ballast. Second compartment is port and starboard ballast with centerline passage. Third compartment is port and starboard ballast with centerline passage. Fourth compartment is port and starboard inboard ballast with center passage and port and starboard outboard fuel wing tanks.
Sixth compartment is machinery space with port and starboard fuel day tanks and oil storage.
Seventh compartment is port and starboard ballast with center passage. Eighth compartment is lazarette. Ninth compartment is port and starboard stern ballast. The fuel tanks noted above have a total estimated capacity of 30,000 gallons. With the exception of the console, barber type pilot chair, frame for chart table, settee, and radio shelf, all interior jointer work and electronic equipment were removed.