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′ N 122°48.00′ W.
37°38.10′ N 122°58.10′ W.
37°36.50′ N 122°57.30′ W.
37°41.10′ N 122°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′ N 122°48.50′ W.
37°39.60′ N 122°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′ N 122°56.50′ W.
37°40.40′ N 122°46.30′ W.