Operation CASTLE. A Radsafe Office was located in Hq JTF 7 with ultimate responsibility for the CASTLE radsafe program. This office s designed to be the primary task force shot-time authority for all radgafe matters requiring headquarters staff action and for all radsafe inforfmation affecting various operational decisions that were expected to ise. The functions of the office included preparation and presentationJ of the rad- safe portion of the command briefings before a shot and contifhual reconnaissance of the area to determine the relatively close-in anf fallout aspects after a shot. long-range Additional responsibilities infolved the necessary liaison with representatives of the Hq USAF; with the Atomic Energy Commission Office (AEC) Health and Safety Laboratory, New York Operations (HASL, NYKOPO); with the task force Biomedical AdvisorJand Staff Surgeon; and with other special advisors to CJTF 7. Figure 13 shows the organization and functions of the task force Radsafe Office. Each task group established a self-sufficient radsafe uni tion to routine task group radsafe matters, each task group r provided some general support to the joint task force. functions were as follows: Task Group 7.1. These . Execution of the major functions radiochemistry laboratories, and operation of a co plete photodosimetry service for the entire task f Task Group 7.2. Provision of monitors for securit sweeps and maintenance of a pool of trained monitor and decontamination operators to back up TG 7.1. @® Task Group 7.3. Provision of facilities afloat for ship-based recovery operations, together with the necessary helicopter services and execution of the lagoon water-sampling plan. @ Task Group 7.4. Execution of the radsafe portion oF the aircraft cloud-sampling program and provision o aircraft and personnel to conduct the task force cipuctracking program. @ Task Group 7.5. Assumption of radsafe responsibilif ties for the entire PPG (except Enewetak Island) dujing interim operational periods. 77 Ut @