DB42/T 971-2014 城镇桥梁沥青混凝土铺装层施工技术与验收规程
简介
DB42/T 971-2014
城镇桥梁沥青混凝土铺装层施工技术与验收规程
Technical and acceptance standards forconstruction of asphalt pavement on town bridge
报批稿（2014年6月25日）
2014-09-01实施
2014-04-18 发布 目 次 前言.........................................................................................................................................................1 1 范围..........................................................................................................................................................1 2 规范性引用文件 .......................................................................................................................................1 3 术语符号...................................................................................................................................................2 3.1 术语...................................................................................................................................................2 3.2 符号...................................................................................................................................................3 4 桥面铺装组合结构设计............................................................................................................................3 4.1 一般规定 ...........................................................................................................................................3 4.2 典型铺装层材料................................................................................................................................3 4.3 典型铺装结构....................................................................................................................................4 5 原材料 ....................................................................................................................................................10 5.1 一般规定 .........................................................................................................................................10 5.2 环氧沥青 .........................................................................................................................................10 5.3 复合硬质改性沥青 ..........................................................................................................................13 5.4 浇注式聚合物改性沥青...................................................................................................................14 5.5 高粘及高粘高弹改性沥青...............................................................................................................14 5.6 SBS 改性沥青...................................................................................................................................15 5.7 界面功能层材料..............................................................................................................................15 5.8 集料.................................................................................................................................................18 5.9 填料.................................................................................................................................................19 5.10 其他材料........................................................................................................................................20 6 环氧沥青铺装.........................................................................................................................................20 6.1 一般规定 .........................................................................................................................................20 6.2 桥面预处理......................................................................................................................................20 6.3 施工温度 .........................................................................................................................................21 6.4 防水粘结层......................................................................................................................................22 6.5 配合比设计......................................................................................................................................23 6.6 环氧沥青混合料的拌制...................................................................................................................24 6.7 环氧沥青混合料的运输...................................................................................................................25 6.8 环氧沥青混合料的摊铺...................................................................................................................25 6.9 环氧沥青混合料的压实及成型 .......................................................................................................26 6.10 接缝...............................................................................................................................................27 6.11 养护及其他....................................................................................................................................27 7 浇注式沥青铺装 .....................................................................................................................................28 7.1 一般规定 .........................................................................................................................................28 7.2 桥面预处理 .....................................................................................................................................29 7.3 配合比设计 .....................................................................................................................................29 7.4 防水粘结层施工..............................................................................................................................30 7.5 浇注式沥青混合料铺装层施工准备................................................................................................31 7.6 浇注式沥青混合料的拌和...............................................................................................................31 7.7 浇注式沥青混合料的运输...............................................................................................................32 7.8 浇注式沥青混合料的摊铺...............................................................................................................32 8 剪结水泥混凝土铺装层与 SMA 复合铺装.............................................................................................33 8.1 一般规定.........................................................................................................................................33 8.2 桥面预处理 .....................................................................................................................................33 8.3 纤维水泥混凝土与高韧性轻集料水泥混凝土的设计.....................................................................35 8.4 水泥混凝土施工准备 ......................................................................................................................35 8.5 水泥混凝土的拌制..........................................................................................................................36 8.6 水泥混凝土的运输..........................................................................................................................36 8.7 水泥混凝土浇筑与养护 ..................................................................................................................36 8.8 防水粘结应力吸收层的铺设...........................................................................................................36 8.9 SMA 铺装.........................................................................................................................................37 9AC/SMA 桥面铺装..................................................................................................................................37 9.1 一般规定.........................................................................................................................................37 9.2 配合比设计 .....................................................................................................................................38 9.3 施工.................................................................................................................................................38 10 施工质量管理与检查验收....................................................................................................................39 10.1 一般规定 .......................................................................................................................................39 10.2 施工前的材料与设备检查取样 .....................................................................................................39 10.3 铺筑试验路段................................................................................................................................40 10.4 施工过程中的质量管理与检查 .....................................................................................................40 10.5 竣工验收阶段的工程质量检查与验收..........................................................................................46 10.6 铺装工程施工总结及质量保修期管理..........................................................................................47 附录 A （资料性附录） 浇注式沥青混合料配合比设计方法...................................................................48 附录 B （资料性附录） 高韧性轻集料水泥混凝土配合比设计方法........................................................50 附录 C （资料性附录） 桥面铺装粘结强度试验方法..............................................................................53 附录 D （资料性附录） 浇注式沥青混合料流动性试验方法...................................................................55 附录 E （资料性附录） 浇注式沥青混合料贯入度试验方法...................................................................56 附录 F （资料性附录） 防水粘结材料低温柔性试验方法.......................................................................58 条 文 说 明...........................................................................................................................................59
DB42/T 971-2014
城镇桥梁沥青混凝土铺装层施工技术与验收规程
Technical and acceptance standards forconstruction of asphalt pavement on town bridge
报批稿（2014年6月25日）
2014-09-01实施
2014-04-18 发布 目 次 前言.........................................................................................................................................................1 1 范围..........................................................................................................................................................1 2 规范性引用文件 .......................................................................................................................................1 3 术语符号...................................................................................................................................................2 3.1 术语...................................................................................................................................................2 3.2 符号...................................................................................................................................................3 4 桥面铺装组合结构设计............................................................................................................................3 4.1 一般规定 ...........................................................................................................................................3 4.2 典型铺装层材料................................................................................................................................3 4.3 典型铺装结构....................................................................................................................................4 5 原材料 ....................................................................................................................................................10 5.1 一般规定 .........................................................................................................................................10 5.2 环氧沥青 .........................................................................................................................................10 5.3 复合硬质改性沥青 ..........................................................................................................................13 5.4 浇注式聚合物改性沥青...................................................................................................................14 5.5 高粘及高粘高弹改性沥青...............................................................................................................14 5.6 SBS 改性沥青...................................................................................................................................15 5.7 界面功能层材料..............................................................................................................................15 5.8 集料.................................................................................................................................................18 5.9 填料.................................................................................................................................................19 5.10 其他材料........................................................................................................................................20 6 环氧沥青铺装.........................................................................................................................................20 6.1 一般规定 .........................................................................................................................................20 6.2 桥面预处理......................................................................................................................................20 6.3 施工温度 .........................................................................................................................................21 6.4 防水粘结层......................................................................................................................................22 6.5 配合比设计......................................................................................................................................23 6.6 环氧沥青混合料的拌制...................................................................................................................24 6.7 环氧沥青混合料的运输...................................................................................................................25 6.8 环氧沥青混合料的摊铺...................................................................................................................25 6.9 环氧沥青混合料的压实及成型 .......................................................................................................26 6.10 接缝...............................................................................................................................................27 6.11 养护及其他....................................................................................................................................27 7 浇注式沥青铺装 .....................................................................................................................................28 7.1 一般规定 .........................................................................................................................................28 7.2 桥面预处理 .....................................................................................................................................29 7.3 配合比设计 .....................................................................................................................................29 7.4 防水粘结层施工..............................................................................................................................30 7.5 浇注式沥青混合料铺装层施工准备................................................................................................31 7.6 浇注式沥青混合料的拌和...............................................................................................................31 7.7 浇注式沥青混合料的运输...............................................................................................................32 7.8 浇注式沥青混合料的摊铺...............................................................................................................32 8 剪结水泥混凝土铺装层与 SMA 复合铺装.............................................................................................33 8.1 一般规定.........................................................................................................................................33 8.2 桥面预处理 .....................................................................................................................................33 8.3 纤维水泥混凝土与高韧性轻集料水泥混凝土的设计.....................................................................35 8.4 水泥混凝土施工准备 ......................................................................................................................35 8.5 水泥混凝土的拌制..........................................................................................................................36 8.6 水泥混凝土的运输..........................................................................................................................36 8.7 水泥混凝土浇筑与养护 ..................................................................................................................36 8.8 防水粘结应力吸收层的铺设...........................................................................................................36 8.9 SMA 铺装.........................................................................................................................................37 9AC/SMA 桥面铺装..................................................................................................................................37 9.1 一般规定.........................................................................................................................................37 9.2 配合比设计 .....................................................................................................................................38 9.3 施工.................................................................................................................................................38 10 施工质量管理与检查验收....................................................................................................................39 10.1 一般规定 .......................................................................................................................................39 10.2 施工前的材料与设备检查取样 .....................................................................................................39 10.3 铺筑试验路段................................................................................................................................40 10.4 施工过程中的质量管理与检查 .....................................................................................................40 10.5 竣工验收阶段的工程质量检查与验收..........................................................................................46 10.6 铺装工程施工总结及质量保修期管理..........................................................................................47 附录 A （资料性附录） 浇注式沥青混合料配合比设计方法...................................................................48 附录 B （资料性附录） 高韧性轻集料水泥混凝土配合比设计方法........................................................50 附录 C （资料性附录） 桥面铺装粘结强度试验方法..............................................................................53 附录 D （资料性附录） 浇注式沥青混合料流动性试验方法...................................................................55 附录 E （资料性附录） 浇注式沥青混合料贯入度试验方法...................................................................56 附录 F （资料性附录） 防水粘结材料低温柔性试验方法.......................................................................58 条 文 说 明...........................................................................................................................................59
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