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
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