目  次

前言..................................................................................................................................................................1

1 范围.................................................................................................................................................................1

2 规范性引用文件.............................................................................................................................................1

3 术语和定义.....................................................................................................................................................1

4 符号.................................................................................................................................................................2

4.1 抗力、材料性能、作用与作用效应的符号........................................................................................ 2

4.2 几何参数符号.........................................................................................................................................3

4.3 计算系数符号.........................................................................................................................................3

5 U 型钢板桩型号分类及参数性能..................................................................................................................4

5.1 U 型钢板桩型号分类..............................................................................................................................4

5.2 U 型钢板桩参数性能..............................................................................................................................4

6 钢板桩应用分类及特征.................................................................................................................................5

6.1 钢板桩用途分类.....................................................................................................................................5

6.2 钢板桩墙按支护方式分类.....................................................................................................................5

6.3 钢板桩墙支护方式特征.........................................................................................................................5

7 设计.................................................................................................................................................................6

7.1 设计分类.................................................................................................................................................6

7.2 悬臂式钢板桩施工设计.........................................................................................................................6

7.3 单层拉锚式（内支撑式）钢板桩施工设计........................................................................................ 6

7.4 多层拉锚式（内支撑式）钢板桩施工设计........................................................................................ 7

7.5 双排钢板桩施工设计.............................................................................................................................7

8 计算.................................................................................................................................................................7

8.1 计算内容.................................................................................................................................................7

8.2 水平荷载标准值计算.............................................................................................................................8

8.3 嵌固深度计算.......................................................................................................................................12

8.4 钢板桩强度验算...................................................................................................................................16

8.5 稳定性验算...........................................................................................................................................16

8.6 结构计算...............................................................................................................................................22

9 施工...............................................................................................................................................................24

9.1 施工计划...............................................................................................................................................24

9.2 施工设备材料.......................................................................................................................................25

9.3 打设.......................................................................................................................................................27

9.4 打设时出现问题的对策.......................................................................................................................30

9.5 拔出.......................................................................................................................................................31