沥青路面就地热再生技术指南.pdf

四四 ICS 93.080.20 P66 四川省地方标准 DB51 DB51/T XXXX —2020 沥青路面就地热再生技术指南 Guideline for Hot in-place Recycling of Asphalt Pavement 202X-XX-XX 发布 202X-XX-XX 实施 四川省市场监督管理局 发布 DB51/T XXXX —2020 I 目 次 前 言 .............................................................................................................................................................. II 1 范围 .............................................................................................................................................................. 1 2 规范性引用文件 .......................................................................................................................................... 1 3 术语和符号 .................................................................................................................................................. 1 4 总则 .............................................................................................................................................................. 2 5 适用条件 ...................................................................................................................................................... 3 5.1 一般规定 ................................................................................................................................................... 3 5.2 就地热再生技术适用条件 ....................................................................................................................... 3 6 既有路面调查与评价 .................................................................................................................................. 4 6.1 一般规定 ................................................................................................................................................... 4 6.2 设计阶段调查 ........................................................................................................................................... 4 6.3 施工阶段路面调查 ................................................................................................................................... 5 7.1 原材料及混合料 ....................................................................................................................................... 6 7.1 一般规定 .................................................................................................................................................... 6 7.2 新沥青 ....................................................................................................................................................... 6 7.3 再生剂 ....................................................................................................................................................... 6 7.4 再生沥青 ................................................................................................................................................... 7 7.5 外掺新沥青混合料 ................................................................................................................................... 7 7.6 就地热再生混合料 ................................................................................................................................... 7 8 就地热再生施工 .......................................................................................................................................... 8 8.1 一般规定 ................................................................................................................................................... 8 8.2 试验和施工设备配置基本要求 ............................................................................................................... 8 8.3 施工准备 .................................................................................................................................................. 10 8.4 铺筑试验段 ..............................................................................................................................................11 8.5 再生作业 ..................................................................................................................................................11 9 质量控制 .................................................................................................................................................... 13 9.1 一般规定 ................................................................................................................................................. 13 9.2 过程质量控制 ......................................................................................................................................... 13 9.3 检查验收 ................................................................................................................................................. 14 附录 A （资料性附录） 既有路面取样方法 ............................................................................................ 15 附录 B （规范性附录） 复拌再生 AC 沥青混合料配合比设计 ............................................................. 16 附录 C （规范性。