内容简介
DB2301/T 56-2019哈尔滨既有小区供水设施改造技术导则
Technical guidelines for renovation of water supply installation in existing residential area of Harbin
2019-07-20实施
2019-07-05发布
目 次
前言...................................................................................................................................................................1
引言...................................................................................................................................................................1
1 范围.................................................................................................................................................................1
2 规范性引用文件.............................................................................................................................................1
3 术语和定义.....................................................................................................................................................2
4 基本要求.........................................................................................................................................................3
5 设计.................................................................................................................................................................4
6 二次供水系统.................................................................................................................................................8
7 施工...............................................................................................................................................................13
8 验收...............................................................................................................................................................16
9 运行维护.......................................................................................................................................................18
附录 A（资料性附录） 调试报告..................................................................................................................20
附录 B（资料性附录） 二次供水设备验收调试......................................................................................... 21
附录 C（资料性附录） 二次供水平台验收调试......................................................................................... 22
前 言
本标准按照 GB/T 1.1-2009 给出的规则起草。
本标准由哈尔滨市住房和城乡建设局提出。
本标准由哈尔滨市住房和城乡建设局归口。