ICS 91.140.01 CCS P 40 DB42 湖北省 地方标准 DB42/T 2136—2023 盾构法输水隧道现浇钢筋混凝土二次衬砌 技术规程 Technical specification for cast -in-place reinforced conc rete secondary lining of shield water -conveyance tunnel 2023 - 11 - 29发布 2024 - 03 - 29实施 湖北省住房和城乡建设厅 湖 北 省 市 场 监 督 管 理 局 联合发布 DB42/T 2136 —2023 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 基本规定 ................................ ................................ ........... 3 5 材料 ................................ ................................ ............... 3 一般规定 ................................ ................................ ....... 3 混凝土 ................................ ................................ ......... 3 钢筋 ................................ ................................ ........... 4 防水材料 ................................ ................................ ....... 4 防腐蚀材料 ................................ ................................ ..... 5 6 设计 ................................ ................................ ............... 5 一般规定 ................................ ................................ ....... 5 荷载分类及组合 ................................ ................................ . 5 结构设计 ................................ ................................ ....... 7 防水设计 ................................ ................................ ....... 9 防腐蚀设计 ................................ ................................ .... 10 抗冲磨设计 ................................ ................................ .... 10 7 施工 ................................ ................................ .............. 11 一般规定 ................................ ................................ ...... 11 施工准备 ................................ ................................ ...... 11 钢筋施工 ................................ ................................ ...... 12 模板施工 ................................ ................................ ...... 13 混凝土施工 ................................ ................................ .... 14 预应力施工 ................................ ................................ .... 15 防水施工 ................................ ................................ ...... 15 防腐蚀施工 ................................ ................................ .... 16 8 结构健康监测 ................................ ................................ ...... 16 一般规定 ................................ ................................ ...... 16 结构健康监测设计 ................................ .............................. 16 结构健康监测施工及验收 ................................ ........................ 17 9 验收 ................................ ................................ .............. 18 一般规定 ................................ ................................ ...... 18 钢筋工程 ................................ ................................ ...... 18 模板工程 ................................ ................................ ...... 18 DB42/T 2136 —2023 II 防水工程 ................................ ................................ ....... 19 预应力工程 ................................ ................................ ..... 19 混凝土工程 ................................ ................................ ..... 20 防腐蚀工程 ................................ ................................ ..... 20 功能性试验 ................................ ................................ ..... 21 条文说明 ................................ ................................ .............. 23 DB4