ICS 03.220.20 R 18 DB37 山 东 省 地 方 标 准 DB37/T 3889—2020 公路波形钢腹板预应力混凝土组合梁桥 施工规范 Construction code of prestressed concrete composite bridges with corrugated steel webs in the highway 2020 - 03 - 31 发布 山东省市场监督管理局 2020 - 05 - 01 实施 发 布 DB37/T 3889—2020 目 次 前言 ............................................................................... III 1 范围 .............................................................................. 1 2 规范性引用文件 .................................................................... 1 3 术语和定义 ........................................................................ 1 4 基本规定 .......................................................................... 4 5 材料 .............................................................................. 4 5.1 混凝土 ........................................................................ 4 5.2 钢材 .......................................................................... 4 5.3 普通钢筋与预应力筋 ............................................................ 4 6 波形钢腹板制造 .................................................................... 4 6.1 6.2 6.3 6.4 一般规定 ...................................................................... 波形钢腹板加工 ................................................................ 波形钢腹板工厂涂装 ............................................................ 波形钢腹板运输与存放 .......................................................... 4 4 5 5 7 波形钢腹板施工 .................................................................... 6 7.1 波形钢腹板安装与定位 .......................................................... 6 7.2 波形钢腹板纵向连接 ............................................................ 6 7.3 波形钢腹板的工地防腐涂装 ...................................................... 7 8 连接件的施工 ...................................................................... 7 8.1 8.2 8.3 8.4 栓钉连接件的施工 .............................................................. 开孔钢板连接件的施工 .......................................................... 嵌入型连接件的施工 ............................................................ 角钢连接件的施工 .............................................................. 7 7 8 8 9 预应力施工 ........................................................................ 8 9.1 9.2 9.3 9.4 9.5 一般规定 ...................................................................... 施工准备 ...................................................................... 预应力张拉 .................................................................... 张拉应力的控制 ................................................................ 孔道压浆及封锚 ................................................................ 8 8 9 9 9 10 预制吊装施工 .................................................................... 10 10.1 一般规定 .................................................................... 10 10.2 预制梁的制作 ................................................................ 10 10.3 预制梁的运输与保存 .......................................................... 10 I DB37/T 3889—2020 10.4 预制梁的现场安装 ............................................................ 10 11 满堂支架现浇施工 ................................................................ 10 11.1 11.2 11.3 11.4 11.5 一般规定 .................................................................... 模板与支架工程 .............................................................. 波形钢腹板施工 .............................................................. 混凝土浇筑 .................................................................. 预应力施工 .................................................................. 11 11 11 11 11 12 悬臂浇筑施工 .................................................................... 11 12.1 12.2 12.3 12.4 12.5 12.6 12.7 12.8 12.9 12.10 12.11 一般规定 .................................................................... 墩顶梁段 0 号块施工 .......................................................... 挂篮安装 .................................................................... 波形钢腹板安装 .............................................................. 预应力施工 .................................................................. 挂篮前移及拆除 .............................................................. 连接件施工 .................................................................. 钢混结合部施工 .............................................................. 钢筋安装 .................................................................... 边跨段现浇施工 ............................................................. 合龙段施工 ................................................................. 11 12 12 13 13 13 14 14 14 14 15 13 错位悬臂浇筑施工 ....