The Scientific World Journal / 2014 / Article / Tab 8

Research Article

Evaluation of Resilient Modulus of Subgrade and Base Materials in Indiana and Its Implementation in MEPDG

Table 8

Correlation between MEPDG inputs and soil properties at OMC.

Soil typeA4A-6A-7-6
MEPDG inputs

ADDO15.2755−0.05370.05003−10.373−0.01986−0.0152340.4804−0.094010.13677
AMCO102.2760.380340.53396−160.5260.01833−0.00001−71.97330.41507−0.16641
CLAY15.5439−0.00158−0.00486−1.23003−0.004840.0090813.53560.06418−0.03009
GRAVEL11.5423−0.00577−0.01169−1.41065−0.010110.0157614.77680.0352−0.02735
LL−2.680040.056750.0433714.3789−0.00358−0.005553.28479−0.024320.00768
MDD−30.390.07329−0.113580.669640.029250.00598−46.89960.0268−0.11805
OMC−127.734−0.41051−0.68651123.671−0.01324−0.0221243.007−0.507410.18766
PI−14.55580.038550.0256.63765−0.009850.011395.81660.02229−0.00922
SAND12.59280.01153−0.001944.59136−0.006460.011615.05820.09066−0.03127
SILT10.22890.00322−0.008362.00541−0.002630.0089219.01820.07255−0.02671
SG562.592−1.385533.25546469.806−0.067980.06054−115.3070.816950.15138
0.970.920.930.950.880.790.990.900.95

Note: CLAY = particles smaller than 0.002 mm.
GRAVEL = particles from 3 in (75 mm) to NO 10 (2 mm) sieve.
SAND = particles from passing NO 10 (2 mm) to NO 200 (75 μm) sieve.
SILT= particles from 0.075 to 0.002 mm.