ICS 91.010.30 P 04 DB42 备案号: 湖 北 省 地 方 标 准 DB42/T 1477—2018 城镇沥青路面就地热再生技术规程 Technical standards for Urban Road Asphalt Pavement Hot In-place Recycling （报批稿） 2018-11-05 发布 2018-12-19 实施 湖北省住房和城乡建设厅 湖北省市场监督管理局 联合发布 DB42/T 1477—2018 目 次 前言 ...............................................................................................................................................................Ⅲ 1 总则 ...........................................................................................................................................................1 2 规范性引用文件 .......................................................................................................................................1 3 术语与定义和符号....................................................................................................................................1 3.1 术语与定义 ......................................................................................................................................1 3.2 符号 ..................................................................................................................................................3 4 基本规定 ...................................................................................................................................................3 5 材料要求 ...................................................................................................................................................4 5.1 一般规定 ........................................................................................................................................4 5.2 回收沥青路面材料.........................................................................................................................4 5.3 新添加材料.....................................................................................................................................4 6 原路面状况评估 .......................................................................................................................................6 6.1 一般规定 ........................................................................................................................................6 6.2 路况调查及试验分析.....................................................................................................................6 6.3 就地热再生适用性评估.................................................................................................................8 7 工艺类型选择与配合比设计....................................................................................................................9 7.1 一般规定 ........................................................................................................................................9 7.2 工艺类型选择.................................................................................................................................9 7.3 再生混合料配合比设计...............................................................................................................10 8 施工 ......................................................................................................................................................... 11 8.1 一般规定 ...................................................................................................................................... 11 8.2 机械设备配置............................................................................................................................... 11 8.3 施工作业准备............................................................................................................................... 11 8.4 铺筑试验段...................................................................................................................................12 8.5 施工过程 ......................................................................................................................................12 9 检查验收 .................................................................................................................................................13 9.1 一般规定 ......................................................................................................................................13 9.2 施工过程中的质量检查...............................................................................................................13 9.3 施工验收标准...............................................................................................................................14 附录 A （资料性附录） 整形再生沥青混合料配合比设计 ..........