GB/T 43239-2023
ActiveSpecifications for the setting of signs in urban utility tunnel
城市综合管廊标识设置规范
Application Summary AI generated
This standard specifies the design, placement, content, and material requirements for identification signs within urban utility tunnels. It is applied in the construction and operation of underground municipal tunnels that house multiple utility lines, such as electricity, water, and communication cables, to ensure clear guidance for maintenance workers and emergency responders. The standard aims to improve safety and operational efficiency by preventing misidentification of pipelines and access points during inspection, repair, or evacuation scenarios.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.