Appendices C through G. The task force received full cooperation from all three military Services. OPERATIONS 14. ORGANIZATION AND COMMAND RELATIONSHIPS a, The task force was organized into a headquarters and five functional task groups designated as: (1) Task Group 7.1 (Selentific) (2) Task Group 7.2 (Army) (3) Task Group 7.3 (Navy) (4) Task Group 7.4 (Air Force) (5) Task Group 7.5 (AEC Base Facilities) b,. Forces were drawn from the AEC and its contractors and the three military Services. Appendix A depicts the general organization for CASTLE. Appendix B depicts the organization of Headquarters, JIF SEVEN. ce, Organization, mission and major equipment of the various task groups are depicted in Appendices C through G. 15. PLANNING AND TRAINING. As the mission and concept of CASTLE became known, Operation Order No. 1-53 was issued to cover the activities of the task force during the buildup phase. As the concept became more firm, Operation Plan No, 3-53 was issued to cover the period of operations from the time major elements of the task force were deployed in the forward srea until completion of on-site operations. 1954-2 Operation Plan No, 3-53 became effective as an order on 17 January These publications defined in detail the missions for various subordinate units and, although closely monitored by task force headquarters, training prior to the on-site phase was the responsibility of the various units. The highlight of training prior to the on-site phase occurred in October 1953, when the Air Fores Task Group and Navy Task Greup conducted a rehearsal in the Pacific Ocean near San Diego, California. 16, ON-SITE OPERATIONS a. The on-site phase of CASTLE commenced with the establishment of command posts in the forward area on 17 January 1954. Arrival of major components in the forward area was phased to coincide with the immediate operational needs. -b- thi; ee | Copteg bane 4D tte / D