Tenn. Comp. R. & Regs. 0400-20-07-.32 - REQUIREMENTS FOR POSSESSION OF SEALED SOURCES AND BRACHYTHERAPY SOURCES
(1) A licensee in possession of any sealed
source or brachytherapy source shall follow the radiation safety and handling
instructions supplied by the manufacturer.
(2) A licensee in possession of a sealed
source shall:
(a) Test the source for leakage
before its first use unless the licensee has a certificate from the supplier
indicating that the source was tested within 6 months before transfer to the
licensee; and
(b) Test the source
for leakage at intervals not to exceed 6 months or at other intervals approved
by the Division, the U.S. Nuclear Regulatory Commission, or an Agreement State
in the sealed source and device registry.
(3) If the leak test reveals the presence of
185 Bq (0.005 µCi) or more of removable contamination, the licensee
shall:
(a) Immediately withdraw the sealed
source from use and store, dispose, or cause it to be repaired in accordance
with the requirements in Chapters 0400-20-05 and 0400-20-10; and
(b) File a report within 5 days of the leak
test in accordance with Rule 0400-20-07-.113.
(4) A licensee need not perform a leak test
on the following sources:
(a) Sources
containing only radioactive material with a half-life of less than 30 days;
.
(b) Sources containing only
radioactive material as a gas;
(c)
Sources containing 3.7 MBq (100 µCi) or less of beta or gamma-emitting
material or 0.37 MBq (10 µCi) or less of alpha-emitting
material;
(d) Seeds of iridium-192
encased in nylon ribbon; and
(e)
Sources stored and not being used. However, the licensee shall test each such
source for leakage before any use or transfer unless it has been leak tested
within 6 months before the date of use or transfer.
(5) A licensee in possession of sealed
sources or brachytherapy sources, except for gamma stereotactic radiosurgery
sources, shall conduct a semi-annual physical inventory of all such sources.
The licensee shall retain each inventory record in accordance with Rule
0400-20-07-.111.
Notes
Authority: T.C.A. §§ 68-202-101 et seq., 68-202-201 et seq. and 4-5-201 et seq.
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