10A NCAC 15 .0362         DECAY-IN-STORAGE

(a)  A licensee may hold radioactive material with a physical half-life of less than 275 days for decay-in-storage before disposal in ordinary trash and is exempt from the requirements of Rule .1628 of this Chapter if the licensee:

(1)           holds radioactive material for decay a minimum of 10 half-lives;

(2)           monitors radioactive material at the container surface before disposal as ordinary trash and determines that its radioactivity cannot be distinguished from the background radiation level with a radiation detection survey meter capable of detecting a dose rate of 0.1 millirem (1 microsievert) per hour and with no interposed shielding; and

(3)           removes or obliterates all radiation labels.

(b)  A licensee shall retain a record of each disposal permitted under Paragraph (a) of this Rule for three years. The record shall include:

(1)           the date of the disposal;

(2)           the date the radioactive material was placed in storage;

(3)           the radionuclides disposed;

(4)           the survey instrument used;

(5)           the background dose rate used; and

(6)           the dose rate measured at the surface of each waste container.

History Note:        Authority G.S. 104E-7(a)(2); 104E-10(b); 104E-12;

Eff. April 1, 1999;

Amended Eff. October 1, 2013;

Transferred and Recodified from 15A NCAC 11 .0362 Eff. February 1, 2015.