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It was suggested in Folicr :. tiet normal closed-type footvear (as

compared to euch ms o0er sandals woul. crooably afford adequate protection
against eignificant bets doses to the feet fron fal svt saterlal on the ground.
There is still the added problem if the uster‘al be seuffed up and eling to

the ankles and lower legs.

If there vere n> intervening clothing, or

perhaps even vith thin stockings or socks, this might result in significant
viological beta doses being delivered to these nart:.

For example, if the

gamma dose rate reading at H¢) bourse vere someting lesz than wi roentgens

per hour, evacuation would not be indieatec

Rowewer, for fallout material

of the same concentration in sontact with tue akin the beta dose rete at

7 mg/es* would be about 60 reps/io.r

‘see Appencix B.}

Presumably, per-

sonnel would be ke:t indoor; for a few hous but upon release the aprroximate
beta dose rates at 7 mgca would be 26

eix hours later.

- fap three hours later gr 210 eer

In addition, there ia tre variable factor ef what concen-

fallout
WON
tratior of Sip unter: tay eocumulate in tre ankle region by walking eround

ar area.
s concentratior of fallout mater‘a. sn the ground that would result
in about 20 roent,zens caxinu: theoretical (af nity ganza dose, Lf in ¢_ontact
wiki, the skin woulc result in + bata. tose rate to the basal layer of the skin

of about 1/4 MRM thoce indicate: 4+ <2 crevious paragraph,

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