
DB50/T 1047-2020
沥青路面精表处技术规范
2020-12-30实施
2020-10-19发布
目 次
前言..................................................................................................................................................................1
引言...................................................................................................................................................................1
1 范围.................................................................................................................................................................1
2 规范性引用文件.............................................................................................................................................1
3 术语和定义.....................................................................................................................................................1
4 符号和缩略语.................................................................................................................................................2
5 材料.................................................................................................................................................................2
5.1 通用要求.................................................................................................................................................2
5.2 高性能胶结料.........................................................................................................................................2
5.3 集料.........................................................................................................................................................4
6 设计.................................................................................................................................................................5
6.1 通用要求.................................................................................................................................................5
6.2 铺装结构选择原则.................................................................................................................................6
6.3 材料用量确定.........................................................................................................................................8
7 施工...............................................................................................................................................................10
7.1 通用要求...............................................................................................................................................10
7.2 施工机械...............................................................................................................................................10
7.3 施工前准备...........................................................................................................................................10
7.4 试验段...................................................................................................................................................10
7.5 施工.......................................................................................................................................................11
7.6 养护.......................................................................................................................................................11
8 施工质量控制与验收...................................................................................................................................11
8.1 施工前质量控制...................................................................................................................................11
8.2 施工过程质量控制...............................................................................................................................11
8.3 质量验收...............................................................................................................................................12
附录 A(规范性) 原路面技术要求..............................................................................................................13
附录 B(规范性) 材料用量确定方法..........................................................................................................14
附录 C(规范性) 同步封层车标定方法......................................................................................................17
附录 D(规范性) 现场黏结强度试验方法................................................................................................. 19