ICS 93.080.20 CCS P 66 DB42 湖 北 省 地 方 标 准 DB42/T 1713—2021 城市道路路面维修养护技术规程 Code of practice for maintenance and repair of urban road pavement 2021 - 07 - 20 发布 2021 - 11 - 20 实施 湖北省住房和城乡建设厅 发 布 DB42/T 1713—2021 目 次 前言 ................................................................................. IV 1 范围 ............................................................................... 1 2 规范性引用文件 ..................................................................... 1 3 术语 ............................................................................... 2 4 符号 ............................................................................... 3 5 目标、原则和要求 ................................................................... 4 编制目标 ....................................................................... 4 养护原则 ....................................................................... 4 基本要求 ....................................................................... 4 6 道路检查与评价 ..................................................................... 5 一般规定 ....................................................................... 5 养护分类分级 ................................................................... 5 检查与评价 ..................................................................... 5 7 路面预防性养护 ..................................................................... 9 一般规定 ....................................................................... 9 城市道路路面预防性养护评价 ..................................................... 9 预防性养护对策 ................................................................ 11 最佳预防性养护时机 ............................................................ 13 沥青路面预防性养护措施 ........................................................ 14 水泥混凝土路面预防性养护措施 .................................................. 16 8 沥青路面典型病害养护 .............................................................. 17 一般规定 ...................................................................... 日常养护 ...................................................................... 裂缝 .......................................................................... 行车道车辙 .................................................................... 交叉口车辙 .................................................................... 拥包 .......................................................................... 沉陷 .......................................................................... 其他病害 ...................................................................... 17 18 18 18 19 19 20 20 9 水泥混凝土路面典型病害养护 ........................................................ 20 一般规定 ...................................................................... 日常养护 ...................................................................... 裂缝 .......................................................................... 板边、板角断裂 ................................................................ 错台 .......................................................................... 其他病害 ...................................................................... 20 21 21 21 22 23 10 人行道养护 ....................................................................... 24 一般规定 ..................................................................... 24 I DB42/T 1713—2021 基层养护 ...................................................................... 24 面层养护 ...................................................................... 25 树池 .......................................................................... 26 缘石 .......................................................................... 26 11 道路附属设施养护 .................................................................. 27 一般规定 ...................................................................... 27 检查井 ........................................................................ 27 雨水口 ........................................................................ 28 声屏障 ........................................................................ 28 交通标牌 ...................................................................... 28 其他附属设施 .................................................................. 29 12 掘路修复 .......................................................................... 30 一般规定 ...................................................................... 30 开挖与回填 .................................................................... 30 基层修复 ...................................................................... 31 面层修复 ....................