锦绣路雨水管沟槽拉森钢板桩支护方案.docx

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1、锦绣路雨水管沟槽拉森钢板桩支护方案12020年4月19日文档仅供参考，不当之处，请联系改正。锦绣路沙福河桥新建工程钢板桩支护施工方案编制人：审核人：审批人：企业名称：中铁二十局集团有限公司编制日期：年月日目录12020年4月19日文档仅供参考，不当之处，请联系改正。第一章编制依据···························································3。第一章编制原则···················································3。第三章工程概况································

2、···················4。一、工程简介···················································4。二、工程量概况·················································4。三、平面布置图·················································5。第四章拉森钢板桩支护施工·········································6。一、施工准22020年4月19日文档仅供参考，不当之处，请联系改正。备··············

3、·····································6。二、插打钢板桩、安装内支撑·····················7—11。三、基坑开挖、钢板桩内支撑·····································11。四、支护内排水·················································11。五、变形观测···················································12。六、管道施工（不作详细论述）····································

4、···12。七、..................................................................................................拔桩··············································12。八、钢板桩支护合拢措施保证·································13。九、八字排放口钢板桩围堰施32020年4月19日文档仅供参考，不当之处，请联系改正。工··································13。十、质量保证施·······

5、···················14—16。十一、安全文明保证施·······················16—17。措措第一章、编制依据一、依据西安市政设计研究院有限公司设计的沙井锦绣路沙福河桥施工图；(涵)工程二、沙井锦绣路沙福河桥(涵)工程施工合同及工程量清单；三、现场调查所获取的有关资料；四、沙井锦绣路沙福河桥(涵)工程指导性施工组织设计；42020年4月19日文档仅供参考，不当之处，请联系改正。五、本单位拥有的机械设备、施工技术、管理水平及施工经验。第二章、编制原则一、确保工期目标实现合理配置资源，突出重点工程施工，确保工程工期。二、确保质量以质量为核心，以科技为保证，

6、坚持“质量第一，全面创优”的目标，完善质保体系，针对打拉森钢板桩支护进行编制方案，用于指导现场施工，严格控制，精心组织。三、文明施工与环境安全采用科学的工法、工艺，确保施工与环境安全，文明施工，爱护环境，主动做好各方协调，减少施工干扰；创造良好的施工、生活环境，确保职工安全、健康。四、标准化管理结合钢板桩施工项目特点，建立建设管理的目标体系、责任体系、分级控制系统，按照本专项方案组织、指挥、协调、控制等基本环节。第三章、工程概况一、工程简介锦绣路沙福河桥新建工程位于宝安沙井，该工程所在场地原始地貌属海成一级阶地，原状为宽约25米的河涌，河道两旁为厂房、道路等，河床地势平缓，场地较平整。原状桥台

7、附近没有经过处理的地基，人工填土层较厚，一般为3.60～6.30m，地下水位较高。因锦绣路东、西侧新建雨水管及52020年4月19日