Research Article

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

Table 7

Stiffness of supporting structure.

Time (d)Kshot,without (GPa/m)Kshot,equ (GPa/m)Ktot,without (GPa/m)Ktot,equ (GPa/m)

0.250.0540.0210.0930.060
0.50.0920.0360.1310.075
0.750.1180.0470.1570.086
10.1370.0550.1750.094
1.250.1500.0610.1890.100
1.50.1600.0660.1990.105
1.750.1670.0700.2060.109
20.1730.0730.2120.112
2.250.1780.0760.2170.115
2.50.1820.0780.2210.117
2.750.1860.0810.2250.120
40.2000.0910.2380.130
70.2250.1140.2640.152
140.2660.1610.3050.200
200.2880.1960.3260.235