Parametric Study on the Ground Control Effects of Rock Bolt Parameters under Dynamic and Static Coupling Loads

Table 14

Number of tensile failures with different grouting lengths.

Dynamic time (s)	Number of tensile failures
	S = 600 mm	S = 1000 mm	S = 1400 mm	S = 1800 mm
T = 0.00 s	871	692	690	694
T = 0.02 s	871	692	690	694
T = 0.04 s	1596	1848	1840	1747
T = 0.06 s	1797	2040	1996	1831
T = 0.08 s	1849	2231	2176	1917
T = 0.10 s	1929	2248	2192	2045