ICS93.040 CCSR18DB50 重庆市地方标准 DB50/T1715—2024 城市桥梁变形观测技术规范 2024-11-13发布 2025-02-13实施 重庆市市场监督管理局发布 DB50/T1715—2024 I目次 前言.....................................................................................................................................................................III 1范围.....................................................................................................................................................................1 2规范性引用文件.................................................................................................................................................1 3术语和定义.........................................................................................................................................................1 4基本规定.............................................................................................................................................................1 5观测仪器.............................................................................................................................................................2 6变形观测.............................................................................................................................................................2 6.1一般规定.....................................................................................................................................................2 6.2观测项目.....................................................................................................................................................2 6.3观测点布设.................................................................................................................................................3 6.4基准网测量.................................................................................................................................................3 6.5桥梁变形观测.............................................................................................................................................3 7数据处理与分析.................................................................................................................................................4 7.1数据处理.....................................................................................................................................................4 7.2变形趋势分析.............................................................................................................................................4 8观测成果资料.....................................................................................................................................................5 附录A（规范性）变形观测点布设....................................................................................................................6 附录B（资料性）变形观测网的点位标识牌....................................................................................................9