Table 6 Model parameters.

From: A constitutive model for coal gangue coarse-grained subgrade filler incorporating particle breakage

Fractal dimension D

e2

f2

R2

2.61

2.2 × 10−3

1.524 × 10−4

0.9892

2.37

1.5 × 10−3

3.361 × 10−4

0.9908

2.17

1.6 × 10−3

2.442 × 10−4

0.9999

1.89

1.9 × 10−3

2.195 × 10−4

0.9992