15A NCAC 11 .0503 - Equipment Radiation Level Limits


Reducing Radiation Exposure to the Citizens of North Carolina
N. C. Regulations for Protection Against Radiation

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15A NCAC 11 .0503 EQUIPMENT RADIATION LEVEL LIMITS

The maximum exposure rate limits for source changers and storage containers are 200 millirem (2 millisieverts) per hour at any exterior surface, and 10 millirem (0.1 millisieverts) per hour at one meter from any exterior surface. The radiation levels specified are with the sealed source in the shielded position.

History Note: Filed as a Temporary Amendment Eff. August 20, 1994, for a period of 180 days or until the permanent rule becomes effective, whichever is sooner;

Authority G.S. 104E‑7;

Eff. February 1, 1980;

Amended Eff. April 1, 1999; May 1, 1995; May 1, 1992.

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Page Last Modified: 14 April 2008


	NC Radiation Protection, 1645 Mail Service Center, Raleigh, NC 27699-1645 919-571-4141 Fax 919-571-4148