At later tines after fallout, better estimates of radistion doses received
may be obtained from film bedge readings or dosimeters.
If these fila badces
4
or docizasters are worn on persomme) and the evidence of their use supports the
view that the reacings are a reasonably accurate ucccuit of the re‘iztian dose
received then the values recorded en the file betcc or doziacter may be accepted
with a correction factor ef 3/1 to account for the difference between the dose
received by the film badge or dosinster (incluting backscatter) and that received
at the tissue depth ef five centineters,
Table Ic may be used in extinating
the effective biological dose,
.
BES
(
2s
+
=
.
c,
2.
“E
Ertective Effective
Yoosfacter Tose
~
Fila Badge
Film Badge Miological or Dosinster (Colum B
Factor
Correction
x C)
Reading
Frou tine of fallout
until time of
evacuation
From tine of return
to 15 days after
initiel fallout
Froa 15 days until
one year after
initial fallout
|
iwi
vi
3/s
|
2/3
ee
xb)
|
:
s/t
,
af
ve
wa
2/2
TOTAL:
-
|
*The value of 9/16 hae been rounded off to 1/2.
WeEOLENORE Emneve
ae
ae
TO
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oa ea
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