Section 163.05 - Tows of seagoing barges within inland waters(a) The tows of seagoing barges when navigating the inland waters of the United States shall be limited in length to five vessels, including the towing vessel or vessels.CGFR 60-61, 25 FR 9045, Sept. 21, 1960. Redesignated by CGD 81-017, 46 FR 28154, May 26, 1981