.目录一、工程概况............................................................................................................11.1概述........................................................................................................................11.2施工现场环境分析................................................................................................2二、编制依据............................................................................................................3三、施工工艺............................................................................................................43.1施工难点................................................................................................................43.2施工工艺................................................................................................................43.3主要施工方法........................................................................................................6四、施工进度计划及主要施工机械设备配置....................................................84.1施工进度计划........................................................................................................84.2主要施工机械配置及功效分析............................................................................8五、质量保证措施...................................................................................................85.1质量保证体系........................................................................................................85.2质量控制措施........................................................................................................85.3验收标准................................................................................................................8六、施工难点解决措施...........................................................................................8七、安全保证措施...................................................................................................87.1安全保证体系........................................................................................................97.2安全措施................................................................................................................97.3应急预案..............................................................................................................12八、环境保护措施.................................................................................................158.1环境保护保证体系与管理..................................................................................158.2环境保护的目标..................................................................................................158.3环境保护措施......................................................................................................15..一、工程概况1.1概述(分部工程结构、范围、内容、主要工程数量、本分部工程占总工程的比重及影响程度等)在下院车辆段综合楼有一层地下室开挖深度为4.13m,分两层开挖以一层2.13m、二层2m,1:0.7放坡开挖。需要放坡开挖面积为3066m2,开挖体积为14641.18m3。承台部分CT-5、CT-4、CT-3、CT-2分别以基坑底为平面继续开挖1m、0.9m、0.8m、0.7m深,开挖体积为493.317m3。具体情况请看详图:1.2施工现场环境分析1.2.1自然地理条件..地理位置下院车辆段位于福州地铁2号线线路东端晋安区鼓楼镇洋里村内,段址用地范围是由温福铁路、福马路...