Xxxxx 公司专项施工方案 - 1 - xxxxx 工程 现浇箱涵工程 围堰与基坑开挖专项施工方案 Xxxxx 公司专项施工方案 - 2 - 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、土围堰设计计算 ·································