福银高速九江长江公路大桥 B2 合同段23#～24#墩承台施工方案编制： 审定： 中交第二航务工程局有限公司九江长江公路大桥 B2 合同段项目经理部二 0 一 0 年七月目 录1.编制依据..............................................................51.1 施工图纸..........................................................51.2 国家和交通部现行有关标准、法律规范、规则、规程、办法..............52. 工程概述.............................................................62.1 概述..............................................................62.2 水文条件..........................................................82.2.1 水流速度......................................................82.2.2 水位资料......................................................83. 23#～24#墩承台总体施工方案...........................................94. 23#～24#墩承台总体施工工期...........................................95. 钢板桩围堰施工方案优点..............................................116. 钢板桩围堰设计......................................................126.1 设计条件.........................................................126.2 封底砼抗浮验算...................................................136.3 钢板桩结构受力计算...............................................136.3.1 钢板桩结构布置形式...........................................136.3.2 材料特性.....................................................146.3.3 计算工况及荷载系数...........................................146.3.4 各工况模型计算结果汇总.......................................146.4 围囹系统受力计算.................................................146.4.1 围囹计算结果.................................................166.4.2 极值结果汇总.................................................186.5 钢管横撑计算结果汇总.............................................186.5.1 极值结果汇总.................................................186.5.2 钢管横撑稳定验算.............................................187. 钢板桩围堰施工...........................
