U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

§ 167.404 - Off San Francisco: Western approach.

(a) A separation zone is bounded by a line connecting the following geographical positions:

Latitude Longitude
37°41.90′ N122°48.00′ W.
37°38.10′ N122°58.10′ W.
37°36.50′ N122°57.30′ W.
37°41.10′ N122°47.20′ W.

(b) A traffic lane for south-westbound traffic is established between the separation zone and a line connecting the following geographical positions:

Latitude Longitude
37°42.80′ N122°48.50′ W.
37°39.60′ N122°58.80′ W.

(c) A traffic lane for north-eastbound traffic is established between the separation zone and a line connecting the following geographical positions:

Latitude Longitude
37°35.00′ N122°56.50′ W.
37°40.40′ N122°46.30′ W.