25 Mar. 60, J-6 Report: 25 this Mar. H.& N has reduced their manpower from about 900 last Mar. 878 wt oem eneee. ssentially complete. As for the EPG, it is stated that operation Switch The only scientific construction done during this time periodwas the Wilma photo tower received new guide wires; certain drawings and designs other equipment were completed and begun. As for the NTS, DMA has released money with a time limit on spending it and shere has been a small flurry of activity. Jone: J-6 has asked for the following to BY drill and case a 1200 ft. and an 800 ft. 36 in. diameter hole; deepen existing 500 ft. hole ‘to 800 ft.; deepen a 500 £t. hole to 525 £t.; precure a 0 ft. 35 ton winch with hardware for four holes; procure approximately: 80,000 ft. styroflex coax cable; procure a shock resistant mobile alpha trailer and utility ‘Ller; design of an 1800 ft. 50 ton winch and hardware. None of these contrac ts OS re been awarded yet, but it is hoped that all will be awarded by mid April. The test group director's plan for Stardust,No. COPAC60-7, dated 25 March 1960, AS notes that the purpose of the test is first to determine whether or not the device will go supercritical when flooded with sea water and,if it should, to determine when and how, the total number of fissions, the radiation field and physical violence associated with this type of accident, the subsequent disassembly of the device, and the plutonium oralloy equivalent for this system so as to normalize the experimental critical assembly data already taken at Livermore. Readiness date is planned as 4 May 1960. The experiment was performed on 11 May 1960. Results were that the device did not go critical. |

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