目录
一、工程概况 ......................................................................................................................................... 4
二、设计依据 ......................................................................................................................................... 4
三、技术标准 ......................................................................................................................................... 4
四、设计说明 ......................................................................................................................................... 4
（1）桥面板 ................................................................................................................................... 4
（2）工字钢横梁 ........................................................................................................................... 4
（3）贝雷梁 ................................................................................................................................... 4
（4）桩顶分配梁 ........................................................................................................................... 5
（5）钢管桩基础 ........................................................................................................................... 5
（6）附属结构 ............................................................................................................................... 5
五、结构计算 ......................................................................................................................................... 5
1、I25a 工字钢验算 ............................................................................................................... 6
2、贝雷梁验算 ....................................................................................................................... 7
3、桩顶横梁双拼 I63a 工字钢验算 .................................................................................... 10
4、钢管桩验算 ..................................................................................................................... 12
5、整体结构验算 ......................................................................................................................... 15
5.1、施工阶段验算 .............................................................................................................. 16
5.2、使用阶段验算 .............................................................................................................. 17