RAD=SAFE REGULATIONS I, RESPONSIBILITIES, A, Tne Comrander, Joint Task Farce SEVEN, 45 responsible for all radiological safety during Operation HARDTACK. The responsibility for general on-site (Eniwstok arc Bikini Atolls) radiological safaty operations has been delegated to the Commander, Task Group 7.1. B, The Comaander, Task Unit 6, Task Group 7.1, will exercise overall super- vision and cortrol for CTG 7 1 on all radiological satety matters. C. Tack Unit Comnanders are responsible for the raciological safaty of mam>ers of theiy task units. In addition, during operations in contatinated areas, project and perty lo: crs ere responsible for radiolegical safety cf the parties and for compliance wi .. these reguletions, TI, RADIQLLGICAL SAFETY CPERATTONS.. A. TUS radesafe suopert services will include: 1. Continuing surveys of the radiological situation at EPO, to inslude plot- ting end briefin: facilities casable of portraying past 619 current radiclogical situctions. distribution 8B. Resorts en mts will be prepared for é@ Monitoring aseislance, training, and advice as requested. ;. Maintenance and issue of monitoring instrumants and protective clothing as required. L. Porsonnel dosimetry and records service (to include all cf JTF SEVEN). 5. Decontanination facilities for perecinel, venicles, and equipment. Vopesure Guides and Lesase Com.ro., i Hee otal PeBESTé a, Gama: VAILA aTeGR are as | 3.75 roentgens per consecutive l3-week period, with a maxi- “-mem of 5.0 roentgens for the Caeration, Personnel whose previcus rediation doss history indicates that their total accumulated dose to 1 January 1958 48 in excess of or equal to 5(N-18) roentgens, where K is tie age on 1 Jamary 1958, wili under no circunstances be allowed to exceed the 5.0 R maximm for the Operation. b&b. Alpha: 10,000 exposure units for any consecutive 13-wxeek pericd conputed by mltipiyinzg tne average eir concentratior in the ares of expesure in dA} dy the hours of exvosure. This is to de used in el] caseg where perSonn2] are not using respiratory protection in an alpha-sontaninated area, included in the 10,000 units. 2. Natural alpha background is not The tolerance level for veiicle cornta-ination will be as follows: & 7 mr/fcr game plus beta inside enc 7 mr/hr gatma ont: outside-