内容简介
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。