Table 4 Arrangement of parameters of test groups in field test
Group | Anchor type | Bolt diameter (mm) | Pressure-bearing body diameter (mm) | Borehole diameter (mm) | Embedment length (cm) | Anchorage angle (°) |
|---|---|---|---|---|---|---|
TC1 | TC-bolt | 32 | 80 | 80 | 100 | 10 |
TC2 | ||||||
T1 | T-bolt | – | ||||
T2 |
Group | Anchor type | Bolt diameter (mm) | Pressure-bearing body diameter (mm) | Borehole diameter (mm) | Embedment length (cm) | Anchorage angle (°) |
|---|---|---|---|---|---|---|
TC1 | TC-bolt | 32 | 80 | 80 | 100 | 10 |
TC2 | ||||||
T1 | T-bolt | – | ||||
T2 |