Research Article
Research on In Situ Stress Measurements in Reinforced Concrete Beams Based on the Core-Drilling Method
Table 7
Comparison of numerical and experimental in situ stress results for the concrete of the second beam.
| Diameter (mm) | Serial number | Strain gauge specification | Theoretical loaded stress (MPa) | Theoretical dead weight stress (MPa) | Theoretical stress (dead weight and load) (MPa) | Load and dead weight (MPa) | Error (%) |
| 50 | Front 2-1 | 20AA | −1.91 | −0.34 | −2.25 | −2.24 | 0.4 | 10AA | −1.94 | −0.34 | −2.28 | −2.5 | 8.80 | Side 2-1 | 10AA | −1.05 | −0.27 | −1.32 | −1.19 | 9.85 | Side 2-2 | 20AA | −1.10 | −0.17 | −1.27 | −1.31 | 3.15 |
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