The helicopter shuttle system gave reliable transportation for the technical personnel throughout most of the operation, but was badly over. loaded at times at Bikini. The L-20 shuttle system was very satisfactory at Eniwetok, The radiation safety problem was well handled and catsed little incon. venience to -he scientific personnel during the operation. Communications through the various radio nets were very good but some trouble was experienced with the telephone system at the more remote stations, 4.1.4 Results Results are given in Chapter 2, Section 2.2, and in the preliminary reports prepared for each shot, *4.1.5 Recommendations . 1, TU-1 was handicapped by the lack of an officially designated Task Unit Commander, It is essential to have someone with official stature represent the Task Unit’s interests and to coordinate its workand reculrements with other task units and organizations. ft Is also helpful to have somcone to coordinate programs within the Task Unit, promote discussions of the ex- periments, and keep each group informed of the progress and problems of the operation as a whole. To be completely effective the Task Unit Commander snould participate in the~planniiy as weil as the operational stage of the operation. . 2. When it is necessary for the scientific personnel to spend consid- erable length of time at remote sites or on LCU’s, it would be extremely useful to have a Secret RD communication link to the base camp available in the vicinity. 4.2 4.2.1 TASK UNIT 2, UCRL PROGRAMS Objectives Task Unit 2 was organized to carry out diagnostic experiments on UCRL-designed nuclear devices, - 140 -

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