Standard No.:	T/CAS 431-2020
English Name:	Technical regulations for pipeline supports and hangers in utility tunnel
Chinese Name:	综合管廊管线支吊架技术规程
Chinese Classification:	P22    Subgrade and foundation engineering
Professional Classification:	T/    Social Organization Standard
Issued by:	CAS
Issued on:	2020-09-07
Status:	valid
Language:	English
File Format:	PDF
Word Count:	14500 words
Price(USD):	435.00
Delivery:	via email in 1~5 business day

本标准规定了综合管廊管线支吊架的选材、设计、检验、安装和验收的基本要求。
本标准适用于纳入综合管廊的电力、通信、给水、再生水、消防、热力、燃气等管线的支吊架装置，不包含变力弹簧支吊架、滑动支吊架、滚动支吊架、抗震支吊架、减振支吊架等特殊支吊架。
本标准适用于管径小于或等于300 mm的管线的支吊架；当管径大于300 mm时，支吊架进行单独计算或者设计。