Experimental Study on City Road Collapse under Vibrating Load

Table 2

Comparison table of soil cavity parameters.

Condition	Hollow shape	Forming time (min)	Horizontal maximum width (cm)	Longitudinal height (cm)
1	Half funnel	173	29	27.5
2	Cuboid	220	34.5	8.8
3	Cuboid	77	25	7.2
4	Half funnel	42	22	21
5	Half funnel	200	21.3	45