Standard No.:	CJ/T 3012-1993
English Name:	Cast iron manhole top
Chinese Name:	铸铁检查井盖
Chinese Classification:	Q85    Urban highway equipment and facility
Professional Classification:	CJ    Professional Standard - Urban Construction
Issued by:	MOC
Issued on:	1993-5-3
Implemented on:	1993-12-1
Status:	abolished
Superseded by:	CJ/T 511-2017 Cast iron manhole cover
Superseded on:	2017-9-1
Abolished on:	2017-09-01
Language:	English
File Format:	PDF
Word Count:	3500 words
Price(USD):	100.00
Delivery:	via email in 1~3 business day

本标准规定了铸造检查井盖的承载等级、技术要求、试验方法、检验规则、标志。本标准适用于安装在城市道路、公路上的检查井盖，也适用于安装在其它机动车和非机动车可能行使或停放的地面上的检验井盖。