精品文档---下载后可任意编辑临近高速公路某桥基坑支护设计及施工讨论的开题报告摘要：本文旨在讨论高速公路某桥基坑支护设计及施工，主要包括以下内容：1. 讨论背景及意义：介绍高速公路建设的重要性，以及基坑支护在建造过程中的重要作用。2. 相关技术及国内外讨论现状：综述当前土方工程中常用的基坑支护技术，并总结国内外讨论现状。3. 实地勘察及工程检验：对某高速公路桥梁的基坑进行实地勘察，并通过工程检验，得出需要支护的区域范围及支护方案。4. 支护设计方案：在综合考虑地质情况、施工条件和经济因素的情况下，提出了采纳钢支撑、混凝土梁和预制板进行支护的方案。5. 施工方案：根据支护设计方案，制定了相应的施工方案，并详细描述了施工过程中需要注意的安全事项。6. 结论及展望：指出本次支护设计及施工的优点与不足，同时提出今后讨论方向和改进措施。关键词：高速公路；基坑支护；钢支撑；预制板；施工方案。Abstract:The purpose of this paper is to study the design and construction of foundation pit support for a bridge on the expressway. The main contents include:1. Research background and significance: Introduce the importance of expressway construction and the important role of foundation pit support in the construction process.2. Related technologies and current research at home and abroad: Summarize the common foundation pit support technologies in current earthwork engineering, and summarize the current research at home and abroad.3. Field investigation and engineering inspection: Conduct field investigation on the foundation pit of a bridge on the 精品文档---下载后可任意编辑expressway, and through the engineering inspection, find out the range of area that needs support and the support scheme.4. Support design scheme: Under the comprehensive consideration of geological conditions, construction conditions and economic factors, a scheme of using steel support, concrete beams, and prefabricated boards for support is proposed.5. Construction scheme: Based on the support design scheme, corresponding construction scheme is formulated, and safety precautions that need to be paid attention during the construction process are described in detail.6. Conclusion and prospect: Point out the advantages and shortcomings of this support design and construction, and propose the future research direction and improvement measures.Keywords: expressway; foundation pit support; steel support; prefabricated board; construction scheme.
