Section 167.451 - In the Santa Barbara Channel: Between Point Vicente and Point Conception(a) A separation zone is bounded by a line connecting the following geographical positions: | Latitude | Longitude |
| 34°20.90' N | 120°30.16' W |
| 34°04.00' N | 119°15.96' W. |
| 33°44.90' N | 118°35.75' W. |
| 33°43.20' N | 118°36.95' W. |
| 34°02.20' N | 119°17.46' W. |
| 34°18.90' N | 120°30.96' W. |
(b) A traffic lane for north-westbound traffic is established between the separation zone and a line connecting the following geographical positions: | Latitude | Longitude |
| 34°21.80' N | 120°29.96' W. |
| 34°04.80' N | 119°15.16' W. |
| 33°45.80' N | 118°35.15' W. |
(c) A traffic lane for south-eastbound traffic is established between the separation zone and a line connecting the following geographical positions: | Latitude | Longitude |
| 33°42.30' N | 118°37.55' W. |
| 34°01.40' N | 119°18.26' W. |
| 34°18.00' N | 120°31.16' W. |