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RE: transportation event
Every ammo can that I have every seen used indicates
it is a Type A package.
--- Luke.I.McCormick@nwd02.usace.army.mil wrote:
> Tc-99m is shipped limited quantity. No Type A
> requirement, only a strong
> tight container. Ammo cans are pretty standard at
> nuc med firms.
>
> -----Original Message-----
> From: William V Lipton
> [mailto:liptonw@DTEENERGY.COM]
> Sent: Wednesday, November 12, 2003 12:46 PM
> To: John Jacobus
> Cc: radsafe@list.vanderbilt.edu
> Subject: Re: transportation event
>
>
> Thanx for the reference. In this case, the issue
> isn't the total activity,
> its the additional, unbalanced weight in the
> package.
> If the lead pig is not properly secured against
> movement within the package,
> it can make the package fail, even if the package
> passed the drop test without it. If the lead pig
> was secured in the test
> package, then the hold down mechanism would be part
> of
> the package certification.
>
> The opinions expressed are strictly mine.
> It's not about dose, it's about trust.
> Curies forever.
>
> Bill Lipton
> liptonw@dteenergy.com
>
> John Jacobus wrote:
>
> > If you want to see a typical Type A package in
> which
> > nuclear medicine material is shipped, see Figure
> 11E
> > on page 34 of the pdr document located at
> > http://hazmat.dot.gov/pubtrain/ramreview.pdf
> > On the previous page it says the contents can be
> up to
> > 270 mCi. They are easy to open by just pulling on
> the
> > handle.
> >
> > Typical nuclear medicine syringe shields look like
> > these
> >
>
http://www.harpellassociates.com/b/b-syringe-pigs.asp
> > At least they screw together.
> >
> > --- William V Lipton <liptonw@DTEENERGY.COM>
> wrote:
> > > You bring up an interesting question. The
> specified
> > > drop test height for a
> > > Type A package weighing less than 11,000 pounds
> is 4
> > > feet (49 CFR 173.465), so
> > > the package should have easily survived the
> drop.
> > > It's not completely clear
> > > from the incident description, but it seems that
> the
> > > package failed BEFORE the
> > > syringe was run over. ( The incident describes
> the
> > > syringe being run over, not
> > > the package. Also, if the intact package had
> been
> > > run over, it's unlikely the
> > > syringe would have been lost.)
> > >
> > > The incident description also describes the
> Tc-99m
> > > syringe as being in a lead
> > > pig. The question: Is an ammo box qualified as
> a
> > > Type A package when it
> > > contains a lead pig? i.e. were the tests
> performed
> > > with a comparable pig in
> > > the box? I would guess not. My experience is
> that
> > > there seems to be a
> > > widespread misuse of "Type A" packaging, based
> on
> > > the misconception that, if
> > > the packaging is qualified as Type A, you can
> use it
> > > for anything.
> > >
> > > I'm sure there are some Radsafers who use this
> > > packaging. Please look at your
> > > test results. What did the packaging contain
> when
> > > the package (package =
> > > packaging + contents) was tested? My guess:
> sand.
> > >
> > . . .
> >
> > =====
> > +++++++++++++++++++
> > "Eternal vigilance by the people is the price of
> liberty and . . . you
> must pay the price if you wish to secure the
> blessing."
> > Andrew Jackson
> >
> > -- John
> > John Jacobus, MS
> > Certified Health Physicist
> > e-mail: crispy_bird@yahoo.com
> >
> > __________________________________
> > Do you Yahoo!?
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>
>
>
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=====
+++++++++++++++++++
"Eternal vigilance by the people is the price of liberty and . . . you must pay the price if you wish to secure the blessing."
Andrew Jackson
-- John
John Jacobus, MS
Certified Health Physicist
e-mail: crispy_bird@yahoo.com
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