fF ' II 83 ‘was considered to be of at least minimm adequacy at the end of the plan ing phase of HARDTACE. Radiological Safety and Monitaring. The general concepts for radio~ logical safety and nonitoring for HARDTACK were based on those of REDWING. No outstanding problems were encountered on any aspect of the planning for radiological safety and monitoring. Several radiological matters, howe ever, were noteworthy during this period. Qn 29 October 1957, a letter? to interested agencies set forth the Task Group 7.4 requiresents for monitor training for HARDIACK, The letter stated that there would be a requirement for each multiplace aircraft participating in D-day and D plus 1 missions in the test area to have én board a qualified radiation safety monitor. Task Group 7.4 elements "may require monitors for other purposes," the letter said. Zach element was required, additionally, to furnieh two monitors for each 50 personnel asSigned, for emergency fallout survey teams. Thus, monitors, other than personnel assigned as primary duty nonitors, were required to have completed an approved monitor training program during a period six moths prior to the start of the operational phase of HARDTACK, All monitors thus appointed by the elements and "who have not completed an approved program will be trained in a 40 how Rad—Safe course to be given by Task Unit 6, Task Group 7.1 at Eniwetok." The monitor training for 75 selected students was conducted by Task AFWL/ HQ

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