舞钢市绿色智慧市政及关联项目（PPP）项目朱兰片区污水管网工程建设路铁山乡泵站
深基坑支护专项施工方案
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中建富林集团有限公司
2017年7月30日
目 录
第一章 深基坑支护专项施工方案
一、工程概况..............................................................................1 1.边坡与基坑工程概况...............................................................1 2基坑周边环境及地质水文条件...............................................1 二、编制依据..............................................................................3 三、施工计划..............................................................................3 3.1施工进度计划........................................................................4 3.2材料与设备计划....................................................................8 四、施工工艺技术......................................................................9 4.1基坑支护结构技术参数........................................................9 4.2施工工艺流程及技术要点..................................................10 4.3雨季施工措施......................................................................13 五、基坑土方开挖及回填........................................................17 5.1土方开挖施工准备..............................................................17 5.2土方开挖施工工况及技术要点..........................................18 5.3土方开挖支护......................................................................19 5.4支护对土方开挖的施工要求..............................................22 六、施工质量与安全保证措施.................................................23 6.1质量保证措施.......................................................................23 6.2安全保证措施.......................................................................27
6.3安全技术措施......................................................................29
6.4文明施工、环境保护措施..................................................30 6.5施工监测及应急措施..........................................................34 七、劳动力计划.........................................................................47 7.1施工总部署..........................................................................47 7.2项目经理部人员配置..........................................................47 八、安全文明施工保障措施.....................................................49 8.1安全生产保障措施..............................................................49 8.2文明生产保障措施..............................................................51 九、应急预案 .........................................................................52 9.1应急预案的方针与原则......................................................52 9.2应急资源分析......................................................................52 9.3应急救援处理措施..............................................................52 9.4发生事故层级上报时限......................................................53
第二章基坑降水施工方案
一、降水方案选择与设计.........................................................55 1.降水方案选择..........................................................................55 2降水参数确定..........................................................................55 3降水井设计..............................................................................56 二、基坑降水对周围环境的影响评价.....................................57 三、应急措施.............................................................................58 四、支护降水施工图纸..............................................................59
