With the exception of TG 7.1, radsafe assignment for mos personnel was “additional duty;" positions existed for only a few "primary duty” | staff and supervisory personnel. Each task group was assign at least one fully trained radiological defense engineer who supervis the ac- tivities of the task group. radsafe Thus, the Army task group train personnel from each activity in its group, the Navy task gro placed radiological safety under Damage Control in accordance with organizational practices, and the Air Force task group utili crewmembers aS monitors and ground personnel for aircraft decbntamination. The one exception, TG 7.1, had been designated the major radsBfe unit for onsite operations and was given the responsibility for specifllc centralized and highly technical radsafe services. Considerable staffing prob- lems had to be solved before assembling the necessary TG 7.1 [Fprimary duty” technicians, most of whom were military personnel on te assignments. Even for this unit, however, the "additional du phy was utilized where possible for personnel economy (Referesice 9, Appendix B). TASK GROUP 7.1.:A radsafe unit, TU 7, was continued from IVY. The unit became a technical service group for TG 7.1 and assisted the unit and supervisory personnel of each scientific project by providing technical advice and training for project personnel designated as monitors (Reference 17, p. 13). In addition, TU 7 was the radsafe orgamization for TG 7.5 as well as the technical radsafe unit for JTF 7. By direction of Reference 9, Operation Plan 3-53, CTG 7.1 Was to pro- vide for: @ Radiological protection of TG 7.1 and TG 7.5 person Maintenance of operational efficiency for TG 7.1 an TG 7.5 in the presence of radiological contaminatio @ Technical assistance to other JTF 7 elements on non medical matters pertaining to radiological safety. To accomplish the above mission, the Commander, TU 7, perthenec the following tasks (Reference 19): 79