内容简介
TJG F45-2020高韧沥青混合料超薄罩面施工技术规范
Technical Standard for Construction of High-toughness Asphalt Mixture Thin Overlay
2021-4-1发布
2021-5-1实施
前 言
根据天津市交通运输标准化技术委员会《关于下达2019年天津市公路工程建设标准制修订工作任务计划（第一批）的通知》的要求，标准编制组经广泛调
查研究，认真总结实践经验，参考有关先进标准，并在广泛征求意见的基础上制定本标准。
本标准共分七章、两个附录。主要内容包括总则、术语和符号、一般规定、原材料、配合比设计、施工、施工质量控制和相关试验方法等。
目 录
1 总则.........................................................................................................................................1
2 术语和符号.............................................................................................................................2
2.1 术语..................................................................................................................................2
2.2 符号..................................................................................................................................2
3 基本规定.................................................................................................................................3
4 原材料.....................................................................................................................................4
4.1 一般规定..........................................................................................................................4
4.2 粗集料..............................................................................................................................4
4.3 细集料..............................................................................................................................5
4.4 填料..................................................................................................................................5
4.5 纤维..................................................................................................................................6
4.6 沥青结合料......................................................................................................................6
4.7 黏结层材料......................................................................................................................7
5 配合比设计.............................................................................................................................8
5.1 一般规定..........................................................................................................................8
5.2 配合比设计要求..............................................................................................................8
5.3 目标配合比设计..............................................................................................................9
5.4 生产配合比设计............................................................................................................12
5.5 生产配合比验证............................................................................................................12
6 施工.......................................................................................................................................14
6.1 一般规定........................................................................................................................14
6.2 施工准备........................................................................................................................14
6.3 高韧沥青混合料的拌制................................................................................................15
6.4 高韧沥青混合料的运输................................................................................................15
6.5 高韧沥青混合料的摊铺................................................................................................16
6.6 高韧沥青混合料的压实................................................................................................17
6.7 施工接缝处理................................................................................................................17
6.8 养护与开放交通............................................................................................................17
7 施工质量控制.......................................................................................................................18
附录 A 黏结层黏结强度试验（拉拔法）.............................................................................20
附录 B 黏结层黏结强度试验（剪切法）............................................................................. 25
条文说明...................................................................................................................................30