ICS 93.080 CCS P 66 45 广 西 壮 族 自 治 区 地 方 标 准 DB 45/T 2227—2020 高速公路水泥混凝土路面养护技术规程 Technical specifications of cement concrete pavement maintenance for expressway 2020 - 12 - 28 发布 广西壮族自治区市场监督管理局 2021 - 01 - 31 实施 发 布 DB45/T 2227—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 缩略语 ............................................................................ 3 5 养护内容与质量 .................................................................... 3 5.1 一般规定 ...................................................................... 3 5.2 养护内容 ...................................................................... 3 5.3 养护质量 ...................................................................... 4 6 养护工程实施 ...................................................................... 6 6.1 6.2 6.3 6.4 6.5 一般规定 ...................................................................... 前期工作 ...................................................................... 计划编制 ...................................................................... 工程设计 ...................................................................... 施工和验收 .................................................................... 6 7 8 8 9 7 路况调查及养护对策 ................................................................ 9 7.1 7.2 7.3 7.4 7.5 路况调查与评定 ................................................................ 9 日常养护路况调查 .............................................................. 9 养护工程专项调查检测与评定 .................................................... 9 路面病害调查和评价 ........................................................... 10 养护对策 ..................................................................... 12 8 养护材料 ......................................................................... 14 8.1 8.2 8.3 8.4 8.5 8.6 8.7 8.8 一般规定 ..................................................................... 接缝和裂缝密封材料 ........................................................... 薄层修补和薄层（超薄层）罩面材料 ............................................. 加铺层材料 ................................................................... 全厚式修补材料 ............................................................... 条带修补材料 ................................................................. 灌浆材料 ..................................................................... 其它养护材料 ................................................................. 14 14 14 15 15 15 15 15 9 路面日常养护 ..................................................................... 16 9.1 一般规定 ..................................................................... 16 9.2 日常养护 ..................................................................... 16 9.3 清扫保洁 ..................................................................... 17 I DB45/T 2227—2020 9.4 冰雪路面养护 .................................................................. 17 10 路面预防养护 ..................................................................... 18 10.1 10.2 10.3 10.4 10.5 11 一般规定 ..................................................................... 18 裂缝密封 ..................................................................... 18 更换填缝料 ................................................................... 19 灌浆稳板 ..................................................................... 20 抗滑处治 ..................................................................... 21 路面修复养护 ..................................................................... 21 11.1 11.2 11.3 11.4 11.5 11.6 11.7 11.8 11.9 11.10 11.11 11.12 11.13 12 一般规定 ..................................................................... 21 板边和板角薄层修补 ........................................................... 21 全厚式混凝土修补 ............................................................. 22 条带修补 ..................................................................... 24 胀缝修复 ..................................................................... 24 拱起修复 ..................................................................... 25 快通混凝土整板浇筑 ........................................................... 26 传荷能力恢复 ................................................................. 26 错台处治 ..................................................................... 28 坑洞修补 ...............................