—_ Oneration Plan CiG 7.3 No, 1-53 in sector DA. . (a) Conduct a continuous one (1) shin surface and ASW patrol (b) Conduct one (1) sip intermittent unterway surface and ASV! (c) Conduct one (1) shin intermittent underway surface and ASW (d) Assig tasks (b) and (c) above to a single ship, when patrol in sector DD, or an at~-anchor surface radar and sonar surveillance of the lagoon entrancesin this sector, as practicable, patrol in sector DE, or an ateanchor surface radar ani sonar surveillance of the lagoon entrance in this sector, as practicable. necessarr. (2) Phase Y ~ perio? prior to shot No. 7. in sector 0D. (a) Conduct a continuous one (1) ship surface and ASW patrol (b) Conduct a cne (1) or two (2) ship intermittent underway surface and AS patrol in sector DE or an ateanchor surface radar and sonar surveillarce of the lagoon entrance in this sector, with occasional underway sweeps irto soctcr Da, as pructicable. ¢. Pxtrols and survetllances to be contucte? uring SNIWETOK phase only (Parte)>mor to shot No. 4). (1) Conduct a continuous one (1) shin unterway surface anid ASW patrol (2) Concuet a one (1) or two (2) shin intermittent surface and ASW in sector KX. underway patrol or an ateanchor or underway racar and sonar surveillance cf the lagoon entrances at BIKINI Atoll, as practicable, x. (1) Uncterway patrols normally should be conducted within six (6) (2) Patrolling ships shouli avoid patrolling in fixcd patterns. (3) All ships, ircluting the upkeep ship, at the shot atoll normally miles of the reef, with occasional sweeps out to greater distances. will ect underway about twenty-four (24) hours prior te each shot. Fatrols will then be intensified at the shot atoll wtil about six (6) hours before shct time, when all ships will be withdrawn to safe distances, aay H-3