The traffic separation scheme in Puget Sound and its approaches consists of three parts: Rosario Strait, approaches to Puget Sound other than Rosario Strait, and Puget Sound. These parts are described in §§ 167.1321 through 167.1323 . The North American Datum (NAD 83) defines the geographic coordinates in §§ 167.1321 through 167.1323 .
33 C.F.R. §167.1320