ICS93.020CCSP00DB42湖北省地方标准DB42/T1922—2022城市排水深隧工程技术规程Technicalspecificationforurbandeep-burieddrainagetunnel2022-09-28发布2023-02-28实施湖北省住房和城乡建设厅联合发布湖北省市场监督管理局DB42/T1922—2022I目次前言................................................................................III1范围...............................................................................12规范性引用文件.....................................................................13术语和定义.........................................................................24基本规定...........................................................................35工程勘察...........................................................................4一般规定.......................................................................4可行性研究勘察.................................................................5初步勘察.......................................................................5详细勘察.......................................................................66总体及工艺设计.....................................................................8一般规定.......................................................................8总体设计.......................................................................9工艺设计......................................................................11附属工程......................................................................137结构设计..........................................................................15一般规定......................................................................15荷载和荷载组合................................................................15隧道..........................................................................17竖井..........................................................................22深隧泵站......................................................................24预处理站...........................................
