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" Merorandum dtd 23 Feb 54, this Has (Cont'd)
length, so that all survey readings are made at a fixed height above
ground.
(3)
Record intensity readings at representative points,
include time and place, and be able to locate the positions of the
representative points on a map of this installation.
(i)
Hake a further detailed survey of the area to ascertain
a
ee ae mee se veeraeer a
re pat ehnaaeniPalate A cernaeS HTN tak UR ON
that the recorded readings in (3) above are representative of the arca
intcnsity.
Note any limited area, points, or objects where there are
significant dewiations from the above average (hot spots),
termine
the cxtent of the "hot spots", notify the Radsafe Officer, TG 7.2, and
if dirocted, rope off or mark the area.
ce
Monitoring for Party:
Uonitors may be required to
accompany parties entering contaminated arcas,
Task Groups other than this unit.
The parties may be from
The dutics of the monitors in these
instances are as prescribed by the party ecmmander.
d. MNonitoring.for Unit or Activity: A monitor operating
with a unit or activity, will pay particular attenticn to areas in
which personnel spend long pcriods of time, and to cquipment that is
often handled or worn.
e.
Personnel Monitoring:
All individuals subject to contani-
nation will be menitored te detcrmine whether it is necessary for thom
to be processed at the personnel decontamination ccntor, In monitoring
individuals, special attention should be paid to hair, nails, skin
folds, and othcr epots where contaminated particles might collect,
The AN/PDR 274 is the appropriate instrumcnt to be used for this purpose,
sere ee eee Nate an dae eam ene
4.
MARKING AREAS:
a. Areas where contamination is such that personncl would
receive a total weekly dosags above the established maximum of 300 rilli-
roentgens/ieck (mr/wk) will be marked off, A standard triangular marker
is prescrived for this purpose. The marker is placed so that thc paint—
ed surface faces awey from the contaminaticn or in a direction from
which persons are most Llikvly to approach. The marker is divided into
three (3) triangles by black lines on a white background. The word
NATCH" is printed in black in thrce (3) positions so that it can be
read ercet regardless of thc position of the triangle. The backsurfece
of the markcr is white, On the back of the marker the monitor should
enter the intensity of radiation and the date of measurement,
5.
HONITOR'S EQUIFLENT AND INSTRUIENTS:
2.
Be
|
Dil
Equipment:
5H