APPENDIX A SHOT 4 OPERATION PLAN— BUOY PHASE, PROJECT 2.5a A.2 PLANS AND PREPARATION Ships will load at Eniwetok according to the "Union Schedule of Ever.ts" and be ready for laying operetions by the eve of U-3, They will proceed late U-2 in time to lay first buoy of COMPLETE ARRAY at 0200 on Uei, sea cocditions permitting. (See CTG 7.3 ltr ani accomranying chart. )* A,2 LAYING PROCEDURE, COMPLETE ARKAY (a) «TF 75 will ley western portion of array, as follows: P-1 cloclwise through A-1; thence to T-2 counterclockwise through P-2; total ouoys, 11; completion time, 2000, U-1. (bo) ATF 67 will lay eastern portion of array, as follows: F-2 counterclocxwise through 4-2; thence to B-1, clockwise through F-l. Total Luoys 11; completion time, 2200, U-l. NOTE: A.3 For buoy designations, see actompsimring chart* "RADIO BUOY ARRAY FOR UNICh, PROJECT 2.5a.” LAYING FxOCEDURE, PARTIAL ARRAY (a) ATF 75 will lay western portion, dropping first buoy no later than 1200 U-13 A-1 counterclockrise through P-1. Total buoys, 6; completion time, 2000, U-l. (ob) ATF 67 will lay eastern portion, dropping first buoy no later than 1200, U-l: A-2 clockwise through F-2, pletion time, 2200, U~1l. A.4 Total tuoys 6; com- PROCEDURE FOR ADVANCEMENT OR DELAY OF SHOT (a) If, on U-3, a 24-hr advance in shot time 1s announced, load- ing can be completed and the complete array planted; if s .«&-hr advance js announced loading of necessary buoys can be carried out and the partial array can be planted. * Letters and enclosures are not included in this report. 104