~SECREE S—B GREE ae permanent proving Ground facilities with Corps of Engineers! assistance in construction of facilities on Eniwetok Island, while the Armed Forces assist in the over-all operation by provision of sea and air lift and by the issuance or loan of materials and equipment available from Military stocks. Target Date for Shots ll. A target date for the first shot has been established for early March 1951, with subsequent shots at two-week intervals. These dates are based on SANDSTONE experience and a consideration of local meteorological conditions, Headquarters, JTF-3 and its Task Groups are planned to be fully operational at Eniwetok by February 1, 19651, Advanced elements will be staged forward after appropriate training in the United States. The Army Engineers Construction Unit is the earliest unit required, place shortly after January 1, and should be in 1950, Radiological Safety le, Radiological safety will be a command responsibility at all levels, The Task Force Commander will hold each Task Group Commander responsible Yor the radiological safety of his Task Group in accordance with provisions of Task Foree instructions, Assisting the Task Force Commander will be a HRadiclogical safety section, under J-3 of his staff, This section will inform the Commander as to radiological hazards, will prepare radiological safety regulations and instructions and will coordinate areas of responsibility for radiological safety among the Task Groups. Each Task Group will have a Radiological Safety Unit. 13. The Commander of the Scientific Task Group (Dr. Graves) Willi have the responsibility for radiological safety on all islands except Japtain, Parry, and Eniwetok until relieved of that responsibility by the Task Force Commander. cs De Se SEGRE