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REOFRREEED
HEADQUARTERS, ‘Joint Task Fc
Washington
25,
De
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ot 20 June 1953» 1600R-
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Appendix to Annex
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Radiological Safety, CJIF SEVEN Operation Order Hoe 1533
TTB, ZFTS
RADIOLOGICAL SAFETY
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The Maximm Permissible Exposure (wre). for ‘poreonnel involve
operation is 3.9 roentgens, gamma only, unless reduced becar
previous or anticipated future exposure. All exposure to e
gamma radiation will be regarded as total body irradiation.
MPE of 20 roentgens, gamma only, is authorized for crew mext
, air sampling aircrafte The maximum permissible exposures. as
above are applicable to a field experimental test of nuclear
in peacetime, wherein numbers of personnel engaged in these
have been previously exposed or will be continuously exposed
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tential radiation hazards. It may became necessaryfrom a s
personnel records to reduce the MPE for certain individuals
participated recently in other;atomic tests. Under amilite
cal situation or emergency the‘maximum permissible oxposures
not applyo
20
tz
Woe Tyetid ack DRS te
All atoll land and Lagoon@areas ia or near which a detonatic
place will be considered contaminated until cleared for’ oper
the task force camandere: Entry to and exit from contaminat
will be via RadSafe check points:onlye
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Contaminated land areas of intensities greater than 100 nr/t
delineated as such; Personnel entering these areas must be ¢
by a monitor and will be subject to clearances by the RadSaf
TG Tele RadSafeclothing andequipment wih be.issued to tr
nel,
:
;
he Contaminated land areasof instensities Jess than 100 m/hr_
greater than 10 mr/hr will be controlled areas; Personnel er
these areas will be subject to clearance by the RadSafe Offi
Jele Monitors will not be required for entry into these cor
arease
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5. “Contaminated land areas of intensities less than 10 mr/hr wi
sidered unrestricted from a RadSafe viewpoint.
Areas coming
this limitation will be designated specifically by CJTF SEVE
to unrestricted entrye
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DOE ARCH]
RadSafe monitors assigned to ‘Andividuals or groups working j
taminated areas or with contaminated equipment during recove
tions will act in an advisory capacity to keep the recovery
leader informed of radiation intensities at all times. The
party leader is expected to accept this advice and act,"accor
It is the responsibility of both the leaderand the’ members
recovery party to adhere to the limits established inthese
tions.
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Je Film badges, dosimeters and protective clothing (coveralls,
caps, gloves, dust respirators, etce) as deemed necessary wi
issued to personnel entering contaminated areas by appropri:
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