Vibration Behavior and Reinforcement Effect Analysis of the Slab Track-Subgrade with Mud Pumping under Cyclic Dynamic Loading: Full-Scale Model Tests

Table 1

Gradation indexes of the graded crushed stone and the group A packing.

Gradation indexes	Graded crushed stone	Group A packing
Nonuniform coefficient	27.80	22.47
Curvature coefficient	1.05	2.05