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A platform for research: civil engineering, architecture and urbanism
Deformation monitoring and control method for tunnel underneath passing high-speed railway bridge foundation
The invention provides a deformation monitoring and control method for a tunnel underneath passing high-speed railway bridge foundation, belongs to the technical field of engineering construction, and solves the technical problems that an existing monitoring method is poor in safety, the construction period is prolonged, and the construction cost can be improved. The deformation monitoring and control method for the tunnel underpass high-speed rail bridge foundation comprises the following steps that deformation detection devices are arranged on the top and the bottom of a bridge pier of a bridge, the two sides of a beam body in the width direction and the bridge foundation respectively; respectively collecting data during the non-operation period and the operation period of the high-speed rail, carrying out finite element numerical simulation, comparing a numerical simulation result with real-time detection data, and verifying the accuracy of the model; according to the verified model, simulating the deformation of a pier under tunnel underneath pass construction, and determining the part of the high-speed railway bridge which can be influenced by the deformation; and the deformation of the bridge with the influence on the high-speed rail bridge is eliminated. The construction method has the advantages that the construction cost is reduced, the construction period is shortened, and the construction safety is improved.
本发明提供了一种隧道下穿高铁桥梁基础的变形监测与控制方法，属于工程施工技术领域，它解决了现有监测方法安全性较差、延长工期，并且也会提高施工的成本等技术问题。本隧道下穿高铁桥梁基础的变形监测与控制方法，包括以下步骤：在桥梁的桥墩顶部和桥墩底部、梁体的宽度方向两侧、桥梁基础上分别布置变形检测装置；在高铁不运行期间和运行期间分别对数据进行采集，进行有限元数值模拟，数值模拟的结果与实时的检测数据进行对比，验证模型的准确性；根据验证后的模型模拟隧道下穿施工下桥墩的变形，确定变形会影响高铁桥梁的部位；对变形影响高铁桥梁的部位的桥梁。本发明具有降低施工的成本，缩短工期，提高施工的安全性的优点。
Deformation monitoring and control method for tunnel underneath passing high-speed railway bridge foundation
The invention provides a deformation monitoring and control method for a tunnel underneath passing high-speed railway bridge foundation, belongs to the technical field of engineering construction, and solves the technical problems that an existing monitoring method is poor in safety, the construction period is prolonged, and the construction cost can be improved. The deformation monitoring and control method for the tunnel underpass high-speed rail bridge foundation comprises the following steps that deformation detection devices are arranged on the top and the bottom of a bridge pier of a bridge, the two sides of a beam body in the width direction and the bridge foundation respectively; respectively collecting data during the non-operation period and the operation period of the high-speed rail, carrying out finite element numerical simulation, comparing a numerical simulation result with real-time detection data, and verifying the accuracy of the model; according to the verified model, simulating the deformation of a pier under tunnel underneath pass construction, and determining the part of the high-speed railway bridge which can be influenced by the deformation; and the deformation of the bridge with the influence on the high-speed rail bridge is eliminated. The construction method has the advantages that the construction cost is reduced, the construction period is shortened, and the construction safety is improved.
本发明提供了一种隧道下穿高铁桥梁基础的变形监测与控制方法，属于工程施工技术领域，它解决了现有监测方法安全性较差、延长工期，并且也会提高施工的成本等技术问题。本隧道下穿高铁桥梁基础的变形监测与控制方法，包括以下步骤：在桥梁的桥墩顶部和桥墩底部、梁体的宽度方向两侧、桥梁基础上分别布置变形检测装置；在高铁不运行期间和运行期间分别对数据进行采集，进行有限元数值模拟，数值模拟的结果与实时的检测数据进行对比，验证模型的准确性；根据验证后的模型模拟隧道下穿施工下桥墩的变形，确定变形会影响高铁桥梁的部位；对变形影响高铁桥梁的部位的桥梁。本发明具有降低施工的成本，缩短工期，提高施工的安全性的优点。
Deformation monitoring and control method for tunnel underneath passing high-speed railway bridge foundation
一种隧道下穿高铁桥梁基础的变形监测与控制方法
WU SHAO (author) / GU XIXUE (author) / LI XIAOQUAN (author) / JIA XUJIN (author) / WANG WENHUI (author) / WANG CHUNLEI (author) / WANG YAFEI (author) / XIAO KUN (author) / OUYANG HAIMAN (author) / ZHAO XU (author)
2024-03-22
Patent
Electronic Resource
Chinese
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