indicate the obvious fallaay of accerting + lu=roentgen infinity dose based

HE. .

4
ee

on games dose rates measured on personne] outside the radiation Meld,

Por

exanple, the natives fron Allinginae showec ;ersonnel dose rate readings
that would approxizate nine reentgens (gamme in 2; days and yet skin damage
to some degree wa: evident in 14 sut of 16 cf the veraonnel.

Gm the other

hand, the natives frow Btirik showed nc skin damage with an estimated 2,2

roentgens in 24 days based on gamma dose retes measured on persomel.
uncertainty ef these data was discussed under Policy [1.

The

They do suggest,

however, that if the eortamination of « relatively large area of the exposed
body produces les« than one roentgen infinite gamma dose as measured by a

eurvey meter hel¢ four incher fron tre surface there ts a large probability
tiat beta burns wil’ not result

(see alse diseussion under Policy 17.)

wren the same tose rate reading 1: ;reduced at a given height above a

surfuce

fro: « smaller area, the amount of somtaznination per uiit area is

grester (other factor. being equal

Therefore, it would seem desireble

to reduce the recocuendec tose rate levela when relatively small areas are
DOE/NV
involved.

It io recognise! that radiation from anctrer nearby apot «ws con]=

tributa to the survey ameter reading wien sonitoring a mall area on personnel,

Gut this has not veen taken into account, first because af the diffisulty of
establishing a prior ap,raccai of t.1:

var‘atle factor and, seoond, whate-er

tiis contribution may be it will now become ar acied safety factor.
Cf course, the wrobler: is at‘iil con: lex because when considering
analier and smaller areas the evential en

cotnt

1: 6 singis particle,

Select target paragraph3