拼宽桥梁纵向缝伸缩装置 Bridgeexpansiondeviceforlongitudinaljointsofwidenedbridges （此版本未经出版审核，仅供参考，以最终出版发布为准）ICS93.040 CCSP28 团体标准 T/CCTAS208—2025 2025-04-24发布 2025-05-01实施 中国交通运输协会  发布 全国团体标准信息平台 全国团体标准信息平台 T/CCTAS208—2025 I目次 前言...................................................................................................................................................................III 引言...................................................................................................................................................................IV 1范围.....................................................................................................................................................................1 2规范性引用文件.................................................................................................................................................1 3术语和定义.........................................................................................................................................................2 4产品分类、结构形式、规格、型号及选型....................................................................................................2 4.1产品分类..........................................................................................................................................................2 4.2结构形式..........................................................................................................................................................2 4.3规格..................................................................................................................................................................8 4.4型号..................................................................................................................................................................9 4.5选型..................................................................................................................................................................9 5技术要求.............................................................................................................................................................9 5.1设计使用年限..................................................................................................................................................9 5.2承载性能..........................................................................................................................................................9 5.3变位性能........................................................................................................................................................10 5.4防水性能........................................................................................................................................................10 5.5外观................................................................................................................................................................10 5.6材料................................................................................................................................................................10 5.7制造工艺........................................................................................................................................................12 5.8安装................................................................................................................................................................12 6试验方法...........................................................................................................................................................12 6.1性能检测........................................................................................................................................................12 6.2外观检测........................................................................................................................................................12 6.3材料性能检测.....................................