Research Article
The Impact of Traffic-Induced Bridge Vibration on Rapid Repairing High-Performance Concrete for Bridge Deck Pavement Repairs
Table 3
Compressive strength and rate of change of HPC specimens with vibration parameters of 4 Hz and 3 mm.
| Age/d | Control specimen/MPa | Pouring-initial hardening/MPa | Changes proportion/% | Initial hardening-final hardening/MPa | Changes proportion/% | Pouring-final hardening/MPa | Changes proportion/% |
| 1 | 20.1 | 18.7 | −7.0 | 19.0 | −5.6 | 19.5 | −3.1 | 2 | 35.2 | 33.2 | −5.7 | 33.2 | −5.7 | 34.9 | −0.8 | 5 | 46.7 | 46.3 | −0.9 | 46.5 | −0.4 | 45.7 | −2.1 | 7 | 49.3 | 48.7 | −1.2 | 47.3 | −4.1 | 47.9 | −2.8 | 28 | 63.0 | 64.1 | +1.7 | 61.5 | −2.4 | 62.0 | −1.6 |
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