GroundRules
33 CFR 167.401: Off San Francisco: Precautionary area.
Where this section sits in the code
- Title 33—Navigation and Navigable Waters
- CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
- SUBCHAPTER P—PORTS AND WATERWAYS SAFETY
- PART 167—OFFSHORE TRAFFIC SEPARATION SCHEMES
- Subpart B—Description of Traffic Separation Schemes and Precautionary Areas
(a)(1) A precautionary area is established bounded to the west by an arc of a circle with a radius of 6 miles centering upon geographical position 37°45.00′ N, 122°41.50′ W and connecting the following geographical positions:
Latitude Longitude
37°42.70′ N 122°34.60′ W.
37°50.30′ N 122°38.00′ W.
(2) The precautionary area is bounded to the east by a line connecting the following geographic positions:
Latitude Longitude
37°42.70′ N 122°34.60′ W.
37°45.90′ N 122°38.00′ W.
37°50.30′ N 122°38.00′ W
(b) A pilot boarding area is located near the center of the precautionary area described in paragraph (a) of this section. Due to heavy vessel traffic, mariners are advised not to anchor or linger in this precautionary area except to pick up or disembark a pilot.
Collected 2026-08-27T02:25:35Z. Source file · JSON