分阶段施工中钢箱梁制造参数的通用计算方法
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汪劲丰,杨松伟,亢阳阳,向华伟
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General calculation method for manufacturing parameters of steel box girder in staged construction
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Jin-feng WANG,Song-wei YANG,Yang-yang KANG,Hua-wei XIANG
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| 表 3 配切后主梁形心处长度 |
| Tab.3 Length of girder centroid after cutting |
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| mm | | 钢箱梁节段 | ${l_{\text{N}}}$ | ${l_{\text{m}}}$ | ${l_{\text{t}}}$ | ${l_{\text{b}}}$ | $\Delta l$ | | 第1跨大节段 | 152 654.6 | 152 664.9 | 152 678.3 | 152 655.5 | 23.7 | | 第2跨大节段 | 64 013.8 | 64 014.9 | 64 001.8 | 64 034.5 | 20.7 | | 第3跨大节段 | 151 205.4 | 151 211.7 | 151 217.0 | 151 189.8 | 15.6 | | 全桥钢箱梁节段 | 367 873.8 | 367 891.4 | 367 897.1 | 367 879.8 | 23.3 |
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