GB/T 43239-2023

Active

Specifications for the setting of signs in urban utility tunnel

城市综合管廊标识设置规范

Standard Type
GBT
ICS
93.020
CCS
P04
Status
现行
Issue Date
2023-09-07
Implementation
2024-01-01
Responsible Dept
国家标准委
Drafting Unit
N/A