| 金塘大桥非通航孔桥预应力束的理论伸长量计算 |
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| 引用本文： | 陆广明. 金塘大桥非通航孔桥预应力束的理论伸长量计算[J]. 华南港工, 2009, 0(1) |
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| 作者姓名： | 陆广明 |
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| 作者单位： | 中交四航局第一工程有限公司; |
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| 摘 要： | 本文以金塘大桥非通航孔桥预应力施工实践为实例,介绍了预应力钢束理论伸长值的计算原理、预应力钢绞线理论伸长值的计算公式以及计算时预应力损失如何评估等,并以实例形式描述了预应力钢束理论伸长值的计算过程,希望能为以后类似的施工和计算提供参考。
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| 关 键 词： | 预应力束 理论伸长量 计算 |
Theoretical Elongation of Prestressing Cable of Non-navigable Span of Jintang Bridge |
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| LU Guang-ming. Theoretical Elongation of Prestressing Cable of Non-navigable Span of Jintang Bridge[J]. , 2009, 0(1) |
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| Authors: | LU Guang-ming |
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| Affiliation: | The First Construction Company of The Fourth Harbor Engineering Bureau of China Communications Croup;Guangzhou 510500;China |
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| Abstract: | Based on the construction practice of non-navigable span of Jintang Bridge,this paper presents the calculation principle and formula of theoretical elongation of prestressing cable,and the prestressing stress loss assessment.It presents the example showing the calculation process of theoretical elongation of prestressing cable.The example can be referenced for future similar construction and calculation. |
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| Keywords: | prestressing cable theoretical elongation calculation |
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