Research Article
Bending Performance of Prestressed Continuous Glulam Beams
Table 6
Bearing capacity of beams with different numbers of steel bars.
| | Group (reinforcement ratio %) | Beam no. | Prestress (kN) | Bearing capacity (kN) | | Test value (kN) | Average (kN) | Improvement rate (%) | | Left span | Right span |
| | 1.92 | LA1(1) | 0 | 72.85 | 63.03 | 61.33 | — | | LA1(2) | 59.62 | 61.96 | | LA4(1) | 7 | 66.53 | 71.39 | 67.55 | 10.14 | | LA4(2) | 71.39 | 68.57 | | LA7(1) | 14 | 66.82 | 66.82 | 67.65 | 10.3 | | LA7(2) | 68.96 | 68.47 |
| | 3.84 | LA2(1) | 0 | 82.47 | 90.35 | 79.36 | — | | LA2(2) | 78.97 | 76.25 | | LA5(1) | 7 | 88.99 | 87.53 | 81.26 | 2.39 | | LA5(2) | 78.87 | 74.99 | | LA8(1) | 14 | 88.01 | 87.62 | 84.51 | 6.49 | | LA8(2) | 84.03 | 81.4 |
| | 5.76 | LA3(1) | 0 | 86.75 | 85.1 | 81.45 | — | | LA3(2) | 90.15 | 77.8 | | LA6(1) | 7 | 95.21 | 94.92 | 88.16 | 8.24 | | LA6(2) | 81.4 | 82.96 | | LA9(1) | 14 | 97.74 | 98.22 | 92.25 | 13.26 | | LA9(2) | 86.75 | 88.11 |
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