WESIRIGZELD
Radiological Safety Regulations
CJTF SEVEN Noe. 1-53
Water
Air
“.
"
*
.
°
oe
‘"
*
;
Long~1i-
_ Beta or Gamma
F
Enitter “
Eni:
§x10
10"
3 uc/ee (at. u-3 dave),wh
uc/ce
NOTE: In air for any 24 hourvoeried after a" shot,”
which particles less than 5 microns shall not exceed
sells
132
All radiological safety operations for Operation CASTLE will
sidered ag routine and will comply with permissible radiolog.
sures for routine work, except "special operations® which mu:
specifically designated by CJTF SEVENe In tactical situatio:
military commander mst make the decision regarding allowabl:
sures.
As military personnel are normally subject to only r.
exposure, health hazards are at a minimum. Current Departme:
Defense information on exposure to gamma radiation in tactic:
tions is indicated below;
ae
:
.
.
.
:
Uniform acute (immediate) exposure of 50 roentgens toa;
Armed Forces personnel willnot appreciably affect their. eff:
as a fighting unite
:
BT
ES
be Uniform acute exposure of 100 roentgens wild produce in”‘
al individuals nausea and vomiting, but not to an extent tha’
render Armed Forces personnel ineffective as fighting units.
nel receiving an acute radiation exposure of 100 or more roe!
should be given a period of rest and individual evaluation | a
possibles
Co
.
‘. et
.
Uniform acute exposure of approximately 150 roentgens or
can be expected to render Armed Forces personnel ineffective.
within a few hours through a substantial incidence ofnausea.
ing, weakness and prostratione Mortality produced by” an acu’
sure of 150 roentgens will be very low and eventualrecovery,
clede = tis
13m
““DOE-ARCHIVES
~
Pield commanders should, therefore, assume that if “substi
cal fitness may be
de
numbers of their men receive, acute radiation exposures ‘substi
eet,
rapidly become ineffective as fighting”ed:ra: toe
43°
lanfetaet
e. Internal radiation hazards caused by entry” of Sfioactin
stances through the mouth, through the lungs or through cuts
do not exist after an air"burste anternal hazards following
taminating surface explosion may be avoided if ordinary prec:
are takene Only under unusual circumstances.wilt there be i
‘hazard fram residual contamination. ’ This eliminates the nec:
for masking and consequent reduction of tactical efficiencys
4.
This appendix has been designed for reduced security classif.
order to facilitate wide disseminatione
P. We CLARKSON *-
Major General, U.S. Army
Commander-
—