内容简介
DB33/T 2191-2019公路水泥路面共振碎石化及沥青路面加铺设计和施工技术规范
Technical specifications for design and construction of resonant rubblization and asphalt overlay on old highway cement pavement 2019-04-04实施
2019-03-04发布
目 次
前言..................................................................................................................................................................1
1 范围.............................................................................................................................................................. 1
2 规范性引用文件.......................................................................................................................................... 1
3 术语和定义.................................................................................................................................................. 1
4 基本要求...................................................................................................................................................... 2
5 调查与评价.................................................................................................................................................. 2
5.1 一般规定................................................................................................................................................. 2
5.2 资料搜集................................................................................................................................................. 2
5.3 旧路调查................................................................................................................................................. 2
5.4 沿线设施和环境调查............................................................................................................................. 2
5.5 适宜性评价............................................................................................................................................. 3
6 结构组合设计.............................................................................................................................................. 3
6.1 一般规定................................................................................................................................................. 3
6.2 设计方法................................................................................................................................................. 3
6.3 预估设计................................................................................................................................................. 4
6.4 优化设计................................................................................................................................................. 6
7 施工.............................................................................................................................................................. 6
7.1 一般规定................................................................................................................................................. 6
7.2 施工准备................................................................................................................................................. 6
7.3 共振破碎................................................................................................................................................. 7
7.4 碎石层清理............................................................................................................................................. 8
7.5 碎石层碾压............................................................................................................................................. 8
7.6 透层、黏层、下封层和沥青面层施工................................................................................................. 9
7.7 安全文明施工和交通组织..................................................................................................................... 9
8 质量检验.................................................................................................................................................... 10
8.1 一般规定............................................................................................................................................... 10
8.2 碎石层质量检验................................................................................................................................... 10
8.3 加铺层质量检验................................................................................................................................... 10
附录 A （规范性附录） 结构组合设计流程 .............................................................................................. 12
附录 B （规范性附录） 水泥混凝土板碎石层取芯与评定....................................................................... 13
附录 C （规范性附录） 碎石层顶面当量回弹模量的确定....................................................................... 14
附录 D （资料性附录） 共振碎石化沥青路面加铺设计示例 .................................................................. 16
本标准依据GB/T 1.1－2009给出的规则起草。
本标准由浙江省交通运输厅提出并归口。