围堰与基坑开挖专项施工方案

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1、Xxxxx公司专项施工方案xxxxx工程现浇箱涵工程围堰与基坑开挖专项施工方案-26-Xxxxx公司专项施工方案目录一、工程概况·····································································································3二、施工组织和管理机构·················································································4三、围堰与基坑开

2、挖施工工艺流程·································································4四、施工进度计划·····························································································5五、围堰与基坑开挖施工要点·········································································5六、土围堰

3、设计计算·························································································8七、基坑边坡稳定设计计算·············································································8八、安全保证措施···········································································

4、··················8九、质量保证措施·····························································································10十、文明施工措施·····························································································11十一-26-Xxxxx公司专项施工方案、预防伤害安全生产事故应急救援预案······

5、···········································12十二、附件·········································································································17附件1···········································································································

6、·······17附件2··················································································································20附件3··················································································································23附件4·················

7、·································································································24附件5··················································································································25-26-Xxxxx公司专项施工方案一、工程概况Xxxxxx工程共有箱涵1座，本箱涵为4.0×4.0

8、m双孔箱涵，中心里程桩号K0+550，箱涵中心线与设计混合车道中心线正交，涵长16.6m。采用整体式钢筋混凝土涵身，扶壁式挡土墙翼墙。箱涵净孔尺寸为4.0×4.0m，箱涵宽9.2m，长16.6m。顶板厚40cm，底板厚40cm，中腹板厚40cm，边腹板厚40cm