Standard No.:	CECS 172-2004
English Name:	Specification for design of water-seal protection in drainage systems
Chinese Name:	排水系统水封保护设计规程
Chinese Classification:	P42    Building water supply and draining engineering
Professional Classification:	CECS    Engineering Construction Standard
ICS Classification:	91.140.80 91.140.80    Drainage systems 91.140.80
Issued by:	CECS
Issued on:	2004-8-1
Implemented on:	2004-10-1
Status:	superseded
Superseded by:	T/CECS 172-2023
Superseded on:	2024-1-1
Language:	English
File Format:	PDF
Word Count:	10000 words
Price(USD):	300.00
Delivery:	via email in 1~3 business day

为了保证排水系统压力工况正常，排水通畅，防止有害气体逸入室内，设置和保护水封，制定本规程。
本规程适用于新建、改建和扩建的民用与工业建筑中，排水系统水封的设置及其保护的设计。