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Re} Sone rele el Celtel Us SpiceUL ee lee ly or
a: concersration of fissions 4, in compartuest af volume ¥, 3% azz
1
time t,, fiz/em?
32 = gam enasy colsstos rove at og eet, HaOE Bene)
K = comversian focier fox pensea iv ta dcee rate, wfhr per thawheners:
*
”
te = scoxicoom radius of the arhere, centimeters .
To cunvert the uatis ef ibe estimated eirborae cnecestestions én the ter? eermauriomed Sree
: fis/cza"ve equlnaient pet/exs’ at any time t, the following wae acral
:
<
az
wae
a
.
;
.
;
.
ote
-
.
-
-
.
Where: A = airborne cyscentration, po/ca®
a.
= eercestrition a4 2hove, fis/‘cn?
1
Y = vaive of the disintegration rate of gross fission predict maixtare at varisas .
times after slow neviren fission of“10? atoms of O™, dia/(304 fis-ses)
.
- Gaeference14)
Wilt AE ig
eo
_,
A3.7 210 die/(ye-ser)
;
.
-.
oea at
.
Soo,
Wherct Fo = wraiseches et Reciens eotontdom ow ple
(wo = volume of abr smuglctl, : za®
JEptiowtiog ol ie dese wale ci the
~
daha. dha kthdonc
in a SEIS)1IS has Naeeo
.
.
an Gee cor
sea Seeks or be
ela caratrtmont doe tePea be
is Baeed ca ameried Comore eer ct
Misa cftkec . aces were not cobiericd eto firs.+ Urey red eaiy U3
imaiions wili be mace. Fey wilk ce Cectrindd later23 auplict
For 2 2arnrense: 4 Of deynn Ged paaterial por c2li sustace aren, BS wtLe sacamad ths tha
total ares fueck or beiswad) is Uniformly con: ined art the shape of Bie ares bs arprevint«
ed tra oisk 0G equal arez. The cose raie is thea estimated for a poist cinve fae center ef ie
“aniforesly coctamiated Gck For the case Glo unileredy cestamiuited disk the falls singeq
tlon, Gerived ts fvprmitz A, is ueed:;
.
ee .
| |:
x. _ ESES
ica Inf
-
.
trofa1
,
(1.5)
.
ao
h
‘
ne
Where: R= cote rate 2! li {ret above the- center cfawigormiycontansimatd diss a.
.
tie t, rhe.
.
:
:
°
waayizrm radiva of disk, feet
Sanple cout rata, counts/min
-
.
,
a
.
decay factor to convert dose rate al time of carigle court (> dose rate *
time t, dimensionicss
woe
:
A « sarpie.arca, in?
.
K = gamma fcx to dose rate conrersica“factor, r/hr per Met/em?sec
_E = gammacesergy, Mev/photsa
.
Deon etme penn
“rs nivaleteeth Maat aS
“ee
’
.
BeBe
.
‘
ee
:
¢ = detecthon efficiency of counter, courss/photon
.
b = perpeatcelar distance of point from ¢i:k, feat
ky = coxversio factor for mits, 2.6 «yar.Again/eatenes
wa
-
:
-
CONPIDEMDIAL