MATA: WRS TS 130196 Dear Ur. LeBaron: fo facilitate planning for military partisipetien and suppert of ataenis tests, the Gommission wishes te infcrs the Conmittes ef its eurreat plans for future full-sesie weapons test operations, 30, Repten(Jawerey 4,1982 - Dawe 95 2 Box Class heclaiepaeteo Folder Collection 0003 DOE ARCHIVES 326 os. ATOMIC ENERGY COMMISSION RG separate end distinet series will be discussed ia this letter, _ iCATION CANCELLED U b Three ia A summary of plans fer IVY wea forvarded te you by our Letter ef Octeder 28, 1981, tegether with a cepy of AB 483A. Since that time the Commission staff and ABC contractor persomel have sontinued te work with Joint Task Foree 1323 ané Armed Forees Speeial Beapens Prejeet toward IVY and have participated in drawing up a wmutvally acceptable technics] progr. fnree changes in the original: eencept have developed. First, we acw plas te evacuate all personne) from the Atell prier te the thermcnvelear (XI ZB) shet, since the safety of the firing party if left ashore fie doubtful. ‘econd, the high-efficiency, high-yield (400-600 ET) fiselom device (XING shot) ie scheduled te fellow the MIXE shot, eonditions follewing MINS perai tting. Third, unavoidable delays to dste in enginesring, fadricating, and proguring ueterials for the Srregente ead ether techaiecal apparatus heve forced a change soheduled shot dete for MIEE from Ostober 1 te Boveader 1, 1652, BPSuCT sideration has been gives te coniugting azcther full-scale - % eperation (GPSHOT) at the Eevada Proving Ground fellow SUMULER-SRAPFER. W had tentatively te ecaduet ROT im the Fali ef i988, 10 has recently Dean deternined %& UPSHOT sannet Be conducted prior te the early § of 953. A target date for the be ef the operation is February 1, 1953, Yaose plans, however, must reneia sudscest to ehenge in the event ef ynerpected develepacats. Deviees forrarting during UPSHOT have act deen ecapletely deterntned at s tine. - nd , BEST COPY AVAILABLE -