Analysis of Support Reaction Curves considering Time-Varying Effect of Shotcrete

Table 5

The coefficient of C, D, q₃, and q₄.

Coefficient	h (mm)
	<50	100	200	400	800	>1600
C	0.50	0.47	0.41	0.35	0.29	0.20
D	0.39	0.42	0.48	0.54	0.60	0.69
q3	0.033	0.0335	0.034	0.035	0.038	0.05
q4	0.0015	0.0013	0.0011	0.00085	0.00065	0.00053