Table 7.
Resist pull-out ultimate bearing capacity of anchored steel bars with different shapes (unit: N).
| Cycle grouting times | 3 | 4 | 5 |
|---|---|---|---|
| Ribbed steel bar | 289.14 | 434.03 | 687.76 |
| Plain round steel bar | 280.24 | 395.3 | 662.53 |
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