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DB4413/T 19-2020 建筑二次供水工程设计、施工及验收规范

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DB4413/T 19-2020
建筑二次供水工程设计、施工及验收规范
Code for design, construction and acceptance of building secondary water supply eng ineering
2020-12-16实施
2020-11-16发布 目  次 前言.................................................................................................................................................................1 引言.................................................................................................................................................................1 1 范围...................................................................................................................................................................4 2 规范性引用文件...............................................................................................................................................4 3 术语和定义.......................................................................................................................................................5 4 基本规定...........................................................................................................................................................8 5 水量、水压.......................................................................................................................................................8 6 二次供水方式...................................................................................................................................................9 7 管道布置.........................................................................................................................................................11 8 泵房及水泵.....................................................................................................................................................12 9 水池(箱).....................................................................................................................................................14 10 管材及配件...................................................................................................................................................16 11 阀门...............................................................................................................................................................17 12 水表及给水管道井(水表井)...................................................................................................................19 13 水质保障.......................................................................................................................................................20 14 电气...............................................................................................................................................................22 15 自控与安防...................................................................................................................................................24 16 防恐...............................................................................................................................................................25 17 施工及安装...................................................................................................................................................26 18 验收...............................................................................................................................................................28 19 运行与维护...................................................................................................................................................29 附 录 A (资料性附录) 子分部工程质量验收表.................................................................................. 35 附 录 B (资料性附录) 给水工程质量验收表...................................................................................... 36 附 录 C (资料性附录) 管道消毒记录表.............................................................................................. 37 附 录 D (资料性附录) 管道工程消毒冲洗合格证明.......................................................................... 38 条文说明.............................................................................................................................................................39 前  言 本文件按照 GB/T 1.1-2020《标准化工作导则第1部分:标准化文件的结构和起草规则》的规定起草。 本文件由惠州市住房和城乡建设局提出并归口。