ZZ
162
Now, it's possible to find in the
"Buster Jangles"literature, the reference
test literature, the actual effect of clesr=
Ang certain square area.
Here 1s the Jengle Data compared ©
to this inner cirole, the Jangle Data and the
inner circle, the essential point being that
there 1a a factor of about two to three bee
tween the smooth infinite plane case and the
actual case encountered in the field,
This
is, of course, attributed to the roughness
of the plane which is‘an attenuation mechane
4em in one's favor in the situation,
The purpose of these curves was to
give some idea of the kinds that were necessary
to satay away from or not to permit re-entry
time after a fallout had occurred,
Let us take this one,
This applies
to the fallout that occurred at a certain site
four hours after the detonation,
One was interested in keeping the
exposure, the personnel exposure below a
certain level.
How soon can a person reenter thig area?
We arbitrerily selected 25R,
This
an?
e se
pe
:
£2