The Prince William Sound Traffic Separation Scheme consists of four parts: Prince William Sound Traffic Separation Scheme, Valdez Arm Traffic Separation Scheme, and two precautionary areas. These parts are described in §§ 167.1701 through 167.1703 . The geographic coordinates in §§ 167.1701 through 167.1703 are defined using North American Datum 1983 (NAD 83).
33 C.F.R. §167.1700