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

Table 12

Roof subsidence with different bolt spacings.

Dynamic time (s)	Roof subsidence (mm)
	Lg = 600 mm	Lg = 800 mm	Lg = 1000 mm	Lg = 1200 mm
T = 0.00 s	48.26	53.64 0.0	56.27	77.82
T = 0.02 s	48.30	53.68	56.34	77.92
T = 0.04 s	50.87	62.32	67.81	76.65
T = 0.06 s	55.68	70.35	77.22	79.81
T = 0.08 s	81.07	101.44	110.70	101.81
T = 0.10 s	138.28	155.34	171.14	173.87