600
Outagamie County Airport
y = 134316x 1.1412
ILLIBACK
R 2 = 0.96
WESDEF
400
200
y = 43006x 0.9954
R 2 = 0.60
0
200
400
600
800
Total Basin Area ( mm 2 )
CenttragamiiscCnsinty Aippott
Ou al W e oou n Air r orr
1600
WESDEF
y = 154319x 1.1708
ILLIBACK
R 2 = 0.99
1200
y = 116238x 1.3034
800
R 2 = 0.70
400
0
400
200
600
Total Basin Area (mm 2 )
Figure 22. Relationship between measured total basin area and cal-
culated subgrade modulus.
600
Outagamie County Airport
WESDEF
ILLIBACK
400
1.1175
SM = 86156A 3-7
R2 = 0.97
200
1.0096
SM = 35778A3-7
Figure 23. Relationship between measured
R 2 = 0.65
partial basin area (thirdseventh deflec-
tions) and calculated subgrade modulus at
0
200
400
600
Outagamie County Airport.
Basin Area (mm2 )
21
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