Dynamic Response of Seismic Dangerous Rock Based on PFC and Dynamics

Table 5

Rock caving time calculated by formula.

Rock block	1-1	1-2	2-1	2-2	3−1	3-2	4−1	4−2
Caving time (s)	2.1	2.92	4.75	4.84	10.9	7.89	9.5	6.07