GB/T 46577-2025
ActiveTechnical specifications for general surveying of urban underground municipal infrastructure
城市地下市政基础设施普查技术规范
Application Summary AI generated
This standard specifies technical requirements for surveying and mapping underground municipal infrastructure such as pipelines, tunnels, and utility tunnels in urban areas. It is applied by municipal engineering departments, surveying firms, and urban planning authorities during comprehensive underground asset inventories, GIS database creation, and infrastructure maintenance planning. The standard ensures consistent data collection methods for accurate spatial positioning, attribute recording, and quality control across Chinese cities.
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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.