Voluntary GOM communications protocol

[Ray]

http://frwebgate1.access.gpo.gov/cgi...ction=retrieve

Sec. 147.807 West Delta 143 Platform safety zone.

(a) Description. The West Delta 143 Platform is located at position
28[deg]39[min]42[sec] N, 89[deg]33[min]05[sec] W. The area within 500
meters (1640.4 feet) from each point on the structure's outer edge, not
to extend into the adjacent Mississippi River Approach Fairway, is a
safety zone.
(b) Regulation. No vessel may enter or remain in this safety zone
except: (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, Eighth Coast Guard
District.