147.833—Na Kika FDS safety zone.
(a) Description.
Na Kika FDS, Mississippi Canyon 474 “A” (MC 474 “A”), located at position 28°31′14.86″ N, 88°17′19.69″ W. The area within 500 meters (1640.4 feet) from each point on the structure's outer edge is a safety zone. These coordinates are based upon [NAD 83].
(b) Regulation.
No vessel may enter or remain in this safety zone except the following: (1) An attending vessel;