R 333.5064 Conditions requiring individual monitoring of occupational dose.

Rule 64. A registrant shall monitor occupational exposure to radiation from radiation machines under the control of the registrant and shall supply and require the use of individual monitoring devices by all of the following: (a) An adult likely to receive in 1 year a dose greater than 10 % of the limits specified in R 333.5057(1). (b) A minor likely to receive in 1 year a deep dose equivalent greater than 1 millisievert (100 mrem), a lens dose equivalent greater than 1.5 millisieverts (150 mrem), or a shallow dose equivalent to the skin or to the extremities greater than 5 millisieverts (500 mrem). (c) A declared pregnant woman likely to receive during the entire pregnancy a deep dose equivalent greater than 1 millisievert (100 mrem). (d) An individual who enters a high or very high radiation area. (e) An individual for whom personnel monitoring is required under other parts of these rules pertaining to specific uses of radiation machines.