TABLE B-2-8. TRU/AM RATIOS IN THE AOMON CRYPT ON ISLAND SALLY
Stake
Location

Depth
Interval, Ft.

24-37
25-39
24-45

0-2
0-2
0-2

5.61
5.01
6.12

25-44
24-46
25-49
24-51

2-4
2-4
2-4
2-4

5.66
9.94
6.65
6.18

24-44
24-46
25-49
25-50
27-45

4-6
4-6
4-6
4-6
4-6

5.53
6.92
7.98
6.02
6.08

24-44
24-46
24-47
25-38
25-49
26-44

6-8
6-8
6-8
6-8
6-8
6-8

5.86
6.01
6.19
7.41
6.77
7.32

Ratio

Stake
Location

Depth
Interval, Ft.

24 - 45
25 - 46
27 - 44

Ratio

8-10
8-10
8-10

5.82
6.24
7.39

10-12
10-12
11-13
10-12
10-12

6.56
3.66
6.88
7.09
5.79

25 - 47
26 - 46

12-14
12-14

6.50
5.88

25 - 47
26 - 45

14-16
14-16

3-88
3.42

25 - 47

16-18

6.13

24 - 533
25 - 52
26 - 45

0-2
8-10
16-18

4.73*
4.90*
4.64*

24.5
25
26.5
26
26

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44
48
43.5
44
46

DETERMINATION OF THE RATIO OF TOTAL TRANSURANICS
TO AMERICIUM IN SOIL ON SOUTHERN YVONNE
DOE/ERSP TECH NOTE NO,2.24

DATED: 19 April 1979

AUTHOR: J. Giacomini, DRI
Determination of one mean ratio for Southern Yvonne was made using laboratory results from
surface soil samples taken at six locations. Four locations had four composites while the other two
locations had two composites for a total of twenty samples. Reference Tech Note 2.2-A for
assumptions made in computing the mean ratio and associated error. The range of values is from
6.40 to 10.14. The ratios are listed below.
The Southern Yvonne data have a mean ratio of 8.2 with a standard deviation of 0.74**; these values

were used in computing total transuranics.

.

TRU/Am
Location

A

B

Composite

Cc

D

9.00

6.40

SE 112 - 80

8.85

8.01

SE

86 - 70

7.08

10.14

7.79

10.07

7.90

SE 72-72
SE 64-64

8.36
9.14

9.76
7.71

9.13
6.85

9.21
9.31

SE 116 - 80
SE 76 - 76

7.18
8.58

8.73

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*Excluded from computation as explained in text.
**Due to a programming error,the standard deviation reported here is overestimated.
B-2-26

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