(5) The accumulated dose equivalent of radiation to the thyroid, other organs, tissues, and organ system will not exceed-(a) 5 rems in any calendar quarter, nor (b) (6) 15 rems in any 1 calendar year. Individual(s) under 18 years of age, females known to be pregnant, and occasionally exposed individual(s) will not be exposed to a whole-body dose equivalent of more than-(a) 2 millirems in any 1 hour, nor (b) 100 millirems in any 7 consecutive days nor (c) 500 millirems in any 1 calendar year, (d)} nor more than 10 percent of the values in (2), (3), (4) and (5), above, for other areas of the body. (7) Individuals over 18 years of age, but who have not yet reached their 1¢th birthday, may be occupationally exposed to ionizing radia- tion provided that they do not exceed 1.25 rems dose equivalent to the whole-body in any calendar quarter, nor 3 rems in the 12 consecutive months prior to their 19th birthday. B. Permissible Contamination Levels (1) Soil: ‘Less than 40 pCi @u)/g (AEC Task Group) yar Q Debris, vehicles and other equipment released after any (a) Transuranic alpha emitters--less than 20 dpm/100 cm@ . (NRC Regulatory Guide 1.86) (b) Beta/Gamma emitters--less than 0.1 mrad/hr at'1 em (ERDA Property Manapement Instruction 109-45 and _ NRC Regulatory Guide 1.86) 2 of 3 SFAT Ft ae oe,. > Se 2 get . ‘eat ‘s oh ot wa re ' t ig _f on é yp Se vo) ye . - th 7 r woot ae: s toe *t 1 ‘ ivr a Tet ae 2 ‘ ARP oN oreo yer ene $s ghh weds 4 ‘ . , a4 2 . rg) at PAN EO : ON ag ‘ " - Ra . a eg a ’ 2 at ot ’ '