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Pavement Aashto: subgrade poor
AASHTO pavement design material properties including layer coefficients, drainage coefficients, and modulus values for flexible and rigid pavement design
| material id | description | layer type | material name | standard | typical modulus MPa (MPa) | typical modulus psi (psi) |
|---|---|---|---|---|---|---|
| subgrade poor | CBR=2-4; highly plastic clay subgrade | subgrade | Subgrade Support - Poor (A-7 clay) | AASHTO Guide for Design of Pavement Structures (1993) | 10 | 1,500 |
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