‘ x MEMORALUUM 1 OP UE CORD SUBJTCT: ; 4 March 1957 Conference on Surport Requirements for Operation HAPDTACK 1. PUPPOSE: A Conference was conducted at Joint Task Farce SEVEN Headquarters on 20 February 1957 to determine items of military support required for Operation HARDTACK, The purpose of this memorandum is to nrovite a record of the significant items discussed and conclusions reached during this conference, A list of agencies represented and indivieuals attending is attached hereto as am inclosure, °, INTRODUCTION: The conference was opened at 0900 hours by Friga- Aier General Griffith (JTF-7) who welcomed the conferees from the various AEC and DOD agencies represented. General Griffith outlined briefly the purpose of the conference and emphasized the imrortance of determining our sunnort requirements at this early date, He also stated that from 4ec* sions reached at this conference, this headquarters will prepare a draft paper for the conduct of Operation HARDTACK to be presented to the JCS via the Fxecutive Acent. After introducing General Dick to the group, Senerel Griffith then turned the conference over to Colonel Massey, 3. ADMINISTRATIV™ ANNOUNCEMENTS: Colonel Massey (JTF-7) took over as vresiding officer and made several administrative announcements con- cerning security, coffee breaks, arrangements for lunch, etc, He also cutlined the manner on which the conference would be conducted, He stated that the conference would move as ranidly as was the aprarent will of the croup. He further stated that in any event the conference would re completed in one day ond that any unresolved questions would he solved hy coordination and/or visits of representatives of this headquarters with other agencies. 4. CONCEPT OF THE OPERATICN: Following the necessary administrative announcements, Colonel Massey presented a brief concept of Operation HAPDTACK based on information nreviously provided this headquarters by Dr. Ogle (JTF-7 Denuty for Scientific Matters) and Dr. Felt (CTG 7.1), This concept is covered in detail by a secret Memorandum for Record dated 12 Fetruary 1957 on file in this headquarters, A chart was used to depict the 31 shots currently teing ernsidered. It was pointed out that Operation H.RDTACK will be somewhat different from REDWING in that UCRL will eonfuct mast of their orerations at Bikini while LASL will utilize the Fnivetok complex, It is anticipated that most of the sar-e shots at Fniwetok will be fired in the vicinity of the Mike crater while most of those at Riind will be cet uv near hEetor and the FOX-GECRG? soaple, The DOD shots will utilize toth atolTs, the underwater shots Yeing conducted at Eniwetok and the hich altitude shots rrobatly at Tikini., Tolonei Massey also stated that it may te necessary to move some of the shots from Fniwetok to Pikini and vice versa, and that flexibility must be maintained, The requirement for a high-vield dual_atollcapability wasevplained and enrhasized, It was rointed out that and t»3t it will te-esséntial to trora cand surfacetransportation in sufficicnt quantity to samrle shots and nrovide for emercency evacuation at both atol?s simultaneously, Failure to rvavide this capatility in either catecory will result in felavs or hazards that will be economically or tactically infeasible. + anf AE WL/ HQ ~ > poof ee