The numerical

options.
..
j+. .. .
.........
.....-

factors

of .50 percent

gonadal

exposure

for

in Appendix

considering

111.

therein

individual

The detailed

predicted.
..._—

will

..

guidance

that

exposure
exposures

rationale

The resulting

should

for

by the

and 20 percent

for

cannot

these

guides

be reduced

for

reductions

planning

Thyroid

and bone marrow -

Rem/yr

0.75

Rem/yr

0.75

Rem/yr

-

Since

there

general

is

no adequate

guidance

guidance

for

can only

servative

scientific

cleanup
.

of

be developed

assumptions

concerning
c

b.

co

239

40 pCi/gm of

soil

operations

40 to 400 pCi/gm of

soil

case-by-case

considering

> 400 pCi/gm of

soil

contaminated

factors?

- corrective

basis*

which would

on a case-by-case

and safe~y

Pu cleanup

information

plutonium

Task Group recommends the following

a.

actions

4 Rem in 30 yr

Gonads -

.

provided

cleanup

0.25

Bone -

. ....>
...............
..

is

then be:
Whole body

●

be precisely

With

for

this

soil,
using

con-

in mind,

the

use in making decisions

at Enewetak:
action

- corrective

- corrective

basis

support

not

required.

action

all

determined

radiological
acticm

on a

conditions.

required.

ASSESSMENT OF DOSES AND THE RESULTS OF’A.LTEPJJATIVE
CORRECTIVE ACTIONS
The Task Group approach
for

the

radiological

a number of
the procedure

.......
....
““-”’”3

for

cleanup

alternatives
involved

exposure

reduction

steps:

....-

.....
..
...... .
..........
..—.

*See

Appendix

III

of

and rehabitation

for
four

development

for-additional

guidance.

-5-

of

judgments
Enewetak
that

and recommendations
was to

consider

may be feasible.

Basically,

Select target paragraph3