(a) Description: The area within a line 500 meters from each point on the structure's outer edge. The position of the center of the structure is 34°-22′-36″ N, 120°-10′-03″ W.
(b) Regulation: No vessel may enter or remain in this safety zone except the following:
(1) an attending vessel;
(2) a vessel under 100 feet in length overall not engaged in towing; or
(3) a vessel authorized by the Commander, Eleventh Coast Guard District.
[CGD11-92-01, 57 FR 9055, Mar. 16, 1992]