Section 147.823 - Enchilada Platform safety zone(a)Description. The Enchilada Platform, Garden Banks Block 128A (GB 128A), is located at position 27°52'31.31" N, 91°59'11.09" W. The area within 500 meters (1640.4 feet) from each point on the structure's outer edge, not to extend into the adjacent East-West Gulf of Mexico Fairway, is a safety zone.(b)Regulation. No vessel may enter or remain in this safety zone except the following:(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.CGD08-01-025, 68 FR 4102 , Jan. 28, 2003