Table 2. Centrifuge test conditions along with measured model and calculated
prototype results for New Hampshire silt.
1/8-scale experiment
1/32-scale experiment
Quantity
Model
Prototype
Model
Prototype
Acceleration (g)
8
1
32
1
Dry bulk density (kg/m3)
2040
2040
2040
2040
Sample height (mm)
10
80*
10
320*
Sample diameter (mm)
34
272*
34
1088*
Upper surface temperature (C)
2†
2†
2
2
Duration of test (hr)
5
320**
5
5120**
Frost penetration (mm)
58
4064*
58
160256*
Heave (mm)
12
816*
3
96*
*Table 1 or eq B18
†Table 1 or eq B10
**Table 1 or eq B24 with B18
a. Prior to extrusion from the cylinder.
b. After extrusion from the cylinder.
c. After cutting to examine the interior ice lens con-
figuration.
Figure 5. Sample used in 32-g experiment.
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