DB/T 29-279-2020 天津市城市轨道交通结构安全保护技术规程
简介
DB/T 29-279-2020 备案号∶J15381-2020
天津市城市轨道交通结构安全保护技术规程
Technical specification for protection of urban rail transit structures in Tianjin
2020-10-16 发布
2020-12-01 实施 目 次 1 总则 ............................................................................................ 1 2 术语 ............................................................................................ 2 3 基本规定 .................................................................................... 5 3.1 一般规定 ........................................................................................... 5 3.2 安全控制 ........................................................................................... 6 4 安全控制标准 .......................................................................... 14 5 外部基坑工程 .......................................................................... 15 6 穿越工程 .................................................................................. 17 6.1 一般规定 ......................................................................................... 17 6.2 盾构法 ............................................................................................. 18 6.3 明挖法 ............................................................................................. 19 6.4 顶管法 ............................................................................................. 20 6.5 地面上跨 ......................................................................................... 20 6.6 拉管法 ............................................................................................. 21 7 其他工程 .................................................................................. 22 7.1 一般规定 ......................................................................................... 22 7.2 爆破作业 ......................................................................................... 22 7.3 桩基础工程 ..................................................................................... 23 7.4 地下水作业 ..................................................................................... 24 7.5 浅基础工程 ..................................................................................... 24 8 检测 .......................................................................................... 26 9 安全评估 .................................................................................. 28 10 监测 ........................................................................................ 30 10.1 一般规定 ....................................................................................... 30 10.2 监测项目和监测频率 ................................................................... 30 10.3 监测预警 ....................................................................................... 35 11 加固与修复 ............................................................................ 37 附录 A 隧道上方卸荷比、增荷比计算 ..................................... 39 本规程用词说明 ............................................................................ 42 引用标准名录 ................................................................................ 43 条文说明 ........................................................................................ 45
DB/T 29-279-2020 备案号∶J15381-2020
天津市城市轨道交通结构安全保护技术规程
Technical specification for protection of urban rail transit structures in Tianjin
2020-10-16 发布
2020-12-01 实施 目 次 1 总则 ............................................................................................ 1 2 术语 ............................................................................................ 2 3 基本规定 .................................................................................... 5 3.1 一般规定 ........................................................................................... 5 3.2 安全控制 ........................................................................................... 6 4 安全控制标准 .......................................................................... 14 5 外部基坑工程 .......................................................................... 15 6 穿越工程 .................................................................................. 17 6.1 一般规定 ......................................................................................... 17 6.2 盾构法 ............................................................................................. 18 6.3 明挖法 ............................................................................................. 19 6.4 顶管法 ............................................................................................. 20 6.5 地面上跨 ......................................................................................... 20 6.6 拉管法 ............................................................................................. 21 7 其他工程 .................................................................................. 22 7.1 一般规定 ......................................................................................... 22 7.2 爆破作业 ......................................................................................... 22 7.3 桩基础工程 ..................................................................................... 23 7.4 地下水作业 ..................................................................................... 24 7.5 浅基础工程 ..................................................................................... 24 8 检测 .......................................................................................... 26 9 安全评估 .................................................................................. 28 10 监测 ........................................................................................ 30 10.1 一般规定 ....................................................................................... 30 10.2 监测项目和监测频率 ................................................................... 30 10.3 监测预警 ....................................................................................... 35 11 加固与修复 ............................................................................ 37 附录 A 隧道上方卸荷比、增荷比计算 ..................................... 39 本规程用词说明 ............................................................................ 42 引用标准名录 ................................................................................ 43 条文说明 ........................................................................................ 45
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