800
800
Sample 1206 (565)
Taxiway A Subbase
γd = 1.690 Mg/m3
γd = 2.16 Mg/m3
10
10
G s = 2.70
G s = 2.72
Volume
600
600
Weight
8
8
6
6
400
400
Volume
4
4
200
200
Weight
2
2
0
0
0
0
10
20
30
40
0
10
20
30
Water Content (%)
Water Content (%)
d. Taxiway A subbase.
a. Subgrade sample 1206.
800
800
Sample 1232 (566)
Dense-graded Stone
γd = 1.837 Mg/m3
γd = 1.89 Mg/m3
10
10
G s = 2.71
G s = 2.80
600
600
8
8
Weight
6
6
400
400
Weight
4
4
Volume
200
200
2
2
Volume
0
0
0
0
0
10
20
30
40
10
20
30
40
Water Content (%)
Water Content (%)
e. Dense-graded stone.
b. Subgrade sample 1232.
800
800
Class 6 (blended)
Class 3 (stockpile)
γd = 1.839 Mg/m3
γd = 2.029 Mg/m 3
10
10
G s = 2.79
G s = 2.69
600
600
Weight
8
8
6
6
400
400
Volume
4
4
200
200
2
2
0
0
10
20
30
0
0
10
20
30
40
Water Content (%)
Water Content (%)
c. Class 3 stockpile.
f. Class 6 blended.
Figure 11. Moisture retention test results. Dashed line represents Gardner's equation approximation of
the extraction data.
14
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