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Re: Dirty Bomb Rescue Worker
Manual of Protective Action Guides and Protective
Actions for Nuclear Incidents
http://www.epa.gov/cgi-bin/epaprintonly.cgi?name=simple
On Mon, 15 Dec 2003 11:17:33 -0500, "John Wills" wrote:
>
> EPA-400-R-92-001, May 1992, USEPA Manual of Protective
> Action Guides and
> Protective Actions for Nuclear Incidents, ..."provides
> radiological
> protection guidance that may be used for responding to
> any type of nuclear
> incident or radiological emergency, except nuclear
war."
>
> Table 2-2 Guidance on Dose Limits for Workers
> performing Emergency Services:
>
> dose limit: 5 rem TEDE for all activities, except
> 10 rem TEDE for protecting valuable property ( when
> lower dose not
> practicable), and
> 25 rem TEDE for lifesaving or protection of large
> populations (when lower
> dose not practicable, and
> >25 rem TEDE lifesaving or protection of large
> populations (only on a
> voluntary basis to persons fully aware of the risks
> involved).
>
> FRMAC Radiological Emergency Response Health and
Safety
> Manual
> (DOE/NV/11718-440, May 2001) adopts same limits for
> Federal responders.
>
>
> ----- Original Message -----
> From: <rob.w.powell@exxonmobil.com>
> To: <radsafe@list.vanderbilt.edu>
> Sent: Monday, December 15, 2003 9:28 AM
> Subject: Dirty Bomb Rescue Worker
>
>
> > During the last 2 years of discussions about dirty
> bomb response, did
> > anyone see/develop a maximum exposure limit for a
> rescue worker? For
> > instance, a bomber explodes the bomb but the gamma
> source just becomes
> > unshielded, it doesn't disperse to any extent. An
> injured, immobile,
> > bleeding employee is in the 'hot zone' near the
> source, and a rescue
> worker
> > arrives with a Geiger counter. As he/she approaches
> the employee while
> > reading the Geiger counter, at what reading
(exposure
> rate) should the
> > rescue worker stop after determining that his/her
> risk of death during the
> > rescue is as great as that of the bleeding
employee's
> death? We've been
> > assuming that the rescue worker takes 15 minutes to
> remove the employee
> > from the hot zone (< 2 mR/hr). This all may seem
too
> dispassionate, but
> we
> > have guidance about rescuing employees who have been
> electrically shocked,
> > been overcome with gases, etc.
> >
> >
> >
> > -Rob Powell
> > ExxonMobil
> > Safety, Health, & Environment
> >
> >
> >
>
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>
>
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