Re: : Leak Testing Sealed Sources -Reply

["David W. Lee" <lee_david_w@lanl.gov>]

Ken:

These leak test requirements that you accurately describe have been part of NRC license conditions for many years.  Why is it, in your professional NRC opinion, that these leak test requirements have never been codified into 10 CFR 20?  Best regards David



At 09:52 AM 04-02-98 -0600, you wrote:
>Leak testing requirements are usually specified in the license because 10 CFR Part 20
>does not address this area.  Sealed sources need not be leak tested if:  they contain
>only hydrogen 3; or only a radioactive gas; the half life is less than 30 days; they
>contain less than 100 microcuries of beta/ and or gamma emitting material or not more
>than 10 microcuries alpha emitting materials: or they are designed to emit alpha
>particles, are in storage and are not being used.  Leak tests are required when they
>are removed from storage for use or transfer.  Hope this helps.
>
>


David W. Lee
Los Alamos National Laboratory
Radiation Protection Services Group (ESH-12)
PO Box 1663, MS K483
Los Alamos, NM  87545
PH:   (505) 667-8085
FAX:  (505) 667-9726
lee_david_w@lanl.gov