Table 10 The test results by different deployment angle of anchor rod
Number | Destruction mode(kN) | Fracture load (kN) | Average (kN) |
|---|---|---|---|
A0-1 | GF deformation (2.0) → slurry cracking (7.2) →GF pull out (10.3) | 10.3 | 10.77 |
A0-2 | GF deformation (2.2) → slurry cracking (8.1) → GF pull out (11.2) | 11.2 | |
A0-3 | GF deformation (2.3) → slurry cracking (7.6) → GF pull out (10.8) | 10.8 | |
A10-1 | GF deformation (1.8) → slurry cracking (6.3) → GF pull out (9.4) | 9.4 | 8.97 |
A10-2 | GF deformation (2.0) → slurry cracking (7.5) → GF pull out (10.2) | 10.2 | |
A10-3 | GF deformation (2.1) → slurry cracking (6.6) → GF pull out (7.3) | 7.3 | |
A15-1 | GF deformation (1.9) → slurry cracking (4.7) → GF pull out (7.1) | 7.1 | 6.37 |
A15-2 | GF deformation (2.3) → slurry cracking (5.1) → GF pull out (6.7) | 6.7 | |
A15-3 | GF deformation (2.0) → slurry cracking (4.6) → GF pull out (5.3) | 5.3 |