DB42/T 754-2011
温拌沥青混合料路面技术指南
Technical guideline of warm mix asphalt pavement
2012-02-08实施
2011-12-08发布
目 录
前言.......................................................................................................................................................................1
1 范围..................................................................................................................................................................... 1
2 规范性引用文件.................................................................................................................................................1
3 总则..................................................................................................................................................................... 1
4 术语与符号......................................................................................................................................................... 2
5 原材料................................................................................................................................................................. 3
5.1 温拌添加剂..............................................................................................................................................3
5.2 沥青与温拌沥青......................................................................................................................................3
5.3 集料.......................................................................................................................................................... 4
5.4 填料.......................................................................................................................................................... 6
5.5 纤维.......................................................................................................................................................... 6
6 配合比设计......................................................................................................................................................... 7
6.1 级配设计..................................................................................................................................................7
6.2 配合比设计指标......................................................................................................................................9
6.3 路用性能检验........................................................................................................................................11
7 施工工艺........................................................................................................................................................... 11
7.1 温拌剂的掺量........................................................................................................................................11
7.2 拌和........................................................................................................................................................ 11
7.3 运输........................................................................................................................................................ 12
7.4 摊铺........................................................................................................................................................ 12
7.5 碾压........................................................................................................................................................ 12
7.6 施工温度................................................................................................................................................13
7.7 试验段施工............................................................................................................................................13
8 试验方法........................................................................................................................................................... 14
8.1 温拌添加剂............................................................................................................................................14
8.2 集料及纤维............................................................................................................................................14
8.3 沥青及沥青混合料................................................................................................................................14
8.4 沥青路面................................................................................................................................................14
9 施工质量管理................................................................................................................................................... 14
9.1 检验形式................................................................................................................................................14
9.2 原材料检验............................................................................................................................................14
9.3 沥青混合料检验....................................................................................................................................14
9.4 施工过程中的质量控制........................................................................................................................15
附录 A (规范性附录) 温拌沥青混合料设计方法...................................................................................... 17
附录 B (资料性附录) 表面活性型温拌沥青混合料的拌制工艺.............................................................. 19
附录 C (资料性附录) 表面活性型温拌添加剂的检测方法.......................................................................20
条文说明………………………………………………………………………………………………………..22
前 言
本标准按 GB/T 1.1-2009 给出的规则起草。
本标准由湖北省交通规划设计院提出。
本标准由湖北省交通运输厅归口。
本标准主要起草单位:湖北省交通规划设计院。