ICS 77.140.70 CCS H 44 DB42 湖 北 省 地 方 标 准 DB42/T 1716—2021 帽型钢板桩与 H 型钢组合结构 应用技术规程 Technical specification for application of Hat-type sheet pile and H-section steel composite structure 2021 - 07 - 20 发布 湖北省住房和城乡建设厅 湖北省市场监督管理局 2021 - 11 - 20 实施 联合发布 DB42/T 1716—2021 目 次 前言 ................................................................................ III 1 范围 ............................................................................... 1 2 规范性引用文件 ..................................................................... 1 3 术语和定义 ......................................................................... 2 4 符号、代号及缩略语 ................................................................. 3 4.1 4.2 4.3 4.4 作用和作用效应 ................................................................. 抗力和材料性能 ................................................................. 几何参数 ....................................................................... 计算系数 ....................................................................... 3 3 4 4 5 基本规定 ........................................................................... 4 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 一般规定 ....................................................................... 调查与勘察 ..................................................................... 材料 ........................................................................... 防腐 ........................................................................... 结构设计 ....................................................................... 施工 ........................................................................... 监测 ........................................................................... 工程质量检验及验收 ............................................................. 4 6 6 6 7 7 7 7 6 调查与工程勘察 ..................................................................... 7 6.1 调查 ........................................................................... 7 6.2 工程勘察 ....................................................................... 8 6.3 专项技术研究 ................................................................... 8 7 材料 ............................................................................... 8 7.1 设计指标与设计参数 ............................................................. 8 8 结构设计 ........................................................................... 9 8.1 8.2 8.3 8.4 8.5 8.6 8.7 结构体系及结构选型 ............................................................. 9 基坑支护 ...................................................................... 10 围堰 .......................................................................... 14 防波堤与护岸 .................................................................. 15 码头 .......................................................................... 15 （半）地下建筑结构 ............................................................ 16 内支撑 ........................................................................ 17 9 构造要求 .......................................................................... 17 9.1 连接要求 ...................................................................... 17 9.2 制作要求 ...................................................................... 18 9.3 防渗构造措施 .................................................................. 19 10 施工 ............................................................................. 20 10.1 制作、运输和安装 ............................................................. 20 I DB42/T 1716—2021 10.2 10.3 10.4 10.5 10.6 11 防护 .......................................................................... 20 施工准备 ...................................................................... 20 沉桩 .......................................................................... 21 拔桩 .......................................................................... 21 施工检查 ...................................................................... 22 监测 .............................................................................. 23 11.1 11.2 11.3 11.4 12 监测项目 ...................................................................... 23 监测点布置 .................................................................... 24 监测频率 ...................................................................... 24 监测报警 ...................................................................... 25 工程质量检验及验收 ................................................................ 25 12.1 质量检验 ...................................................................... 25 12.2 结构不合格情况处