Research Article
Evaluation of Resilient Modulus of Subgrade and Base Materials in Indiana and Its Implementation in MEPDG
Table 3
MEPDG Level 1 for different cohesive soils (
psi,
= 6 psi).
| Soil type | |
at OMC | at OMC | at OMC |
| A-4 | Lower level | 289.25 | 0.37 | −0.38 | Upper level | 391.59 | 0.6 | −0.18 | Mean | 333.44 | 0.45 | −0.28 | Standard deviation | 102.9 | 0.25 | 0.19 |
| A-6 | Lower level | 270.68 | 0.28 | −0.31 | Upper level | 317.62 | 0.37 | −0.22 | Mean | 294.15 | 0.33 | −0.26 | Standard deviation | 67.27 | 0.13 | 0.13 |
| A-7-6 |
Lower Level | 297.42 | 0.13 | −0.28 | Upper level | 361.89 | 0.27 | −0.15 | Mean | 329.66 | 0.21 | −0.22 | Standard deviation | 60.5 | 0.12 | 0.12 |
|
|
Note: 1 psi = 6.9 kPa.
|