US DOE ARCINVES OMIC ENERGY ATrere 6 US g2— n — o RG — 101442 ' - ATION YLIC MILITARAFT VISION!OF CoMtectio ee_Septenbor23)4952. * +mwme- st | | BEST AVAILABLE copy Tt hes becoze evident tn the conduct ef the IVY eporation and fn> planning for future oversons tests that insufficient land area existe at Ynivetok Atoll to pert firin- more than one very hich yield device thera during Operation CASTL™. rimllarly, prosent ertirates ef the danrers resulting frou detonating very high yleld devices are such as to req-ire the Jcint Task Porce to plun evacuation of the Fnivetok base cosplesent during gach euch shot, @ cunlerscae and e-pensive procedure, Tince te CASTLE propras ag prosuntly conceived reguirts lend area for porcibiy three such e-ntn, the Comission on feptesabsr 11, 1937, eprroved the uso of Cikind Atoll in connection with the CAITLE prograv under the progras as now concelveds oY Y ?e -niwetok Atoll will contime te he the x:in ba. of opestions ¥ @s well as the por] location for relatively low ricid exmrie en’al tetenatloce, and ex meccacary aid practicable far bigh ylel’ detonstions. EL And 44011 whl be used to con.lesent risetok by eerving as Eft. for ¢.tonstlonz, pert'cula ly for thore wich may inflict com bocr. bie dansce on the nisstok base or eter s ot Island F.cllit':s there, or wim- Lt is pos<iblc by use af Bikini to 8v>l. cyacuetion of ‘alwotox. the urgeacy ef the attuction alth rersrd to 20: nocrssitated certain rrel{einsar; prepar-tory £ fens on the eesutetion of wpartaent of "s Fens? © ACurceanee an’ Eypo" “ye Cowmiasion tnformed the ‘epart- wont of *nterfor ef oar fatent fon to se a prelintorry party to Pikin£ avout Sciober 1, 29:7. “nis tn“orestion will ve awlified as on Pians Ce-clope. ‘e@ havc elso oithoriced the an.a Fe OQverstions Mice, imited states dtodd: .ncrgy Cornlission, to proceed with the Bachheod phase of comsiriction at S5ikini. CLASSIFICATION CANCELEB@Dre quest <eparteacnt of B efersc concarrence in, anc ‘support of, OT UTHORITY or poE/o@sversces opsrations uner t.l38 7TOPRS Ie YT Te= imine ~ : DATE DP. sate re —_ om Se ci€oneeeaeseo= . Tee weeesesees - rrr ae Byte TS kd S327 23 n bebidoiiehdiliie __OFFICEpe SURNAME, Serr35- igFR sehensete ste: = CIES Steeetaas:;-SoRRET ER paces:fy ICw, — sh. - x . ¢ B MARSJTHaykard.MA sKEFieldsleeces Gen..Counsel ....|Gens ana: | Pucebaaon#24. geee _— - - ~~ -~te 9 ae epee = fo ee ete a ~—