Pub. L. 93-153, tit. IV, sec. 402
vessel traffic control
vessel traffic control Sec. 402. The Secretary of the Department in which the Coast Guard is operating is hereby directed to establish a vessel traffic control system for Prince William Sound and Valdez, Alaska, pursuant to authority contained in title I of the Ports and Waterways Safety Act of 1972 (86 Stat. 424, Public Law 92–340).