Section 167.405 - Off San Francisco: Main ship channel(a) A separation line connects the following geographical positions: | Latitude | Longitude |
| 37°45.90' N | 122°38.00' W. |
| 37°47.00' N | 122°34.30' W. |
| 37°48.10' N | 122°31.00' W. |
(b) A traffic lane for eastbound traffic is established between the separation line and a line connecting the following geographical positions: | Latitude | Longitude |
| 37°45.80' N | 122°37.70' W. |
| 37°47.80' N | 122°30.80' W. |
(c) A traffic lane for westbound traffic is established between the separation line and a line connecting the following geographical positions: | Latitude | Longitude |
| 37°46.20' N | 122°37.90' W. |
| 37°46.90' N | 122°35.30' W. |
| 37°48.50' N | 122°31.30' W. |