GB/T 919-2002
AbolishedCode for highway classification
公路等级代码
Application Summary AI generated
GB/T 919-2002 defines the classification codes for highways in China, specifying numeric identifiers for different road grades such as expressways, first-class, second-class, third-class, and fourth-class highways. It is applied in transportation information systems, road management databases, and engineering documentation to ensure consistent coding for highway planning, construction, and statistical analysis. This standard supports data exchange and interoperability across government agencies, design institutes, and infrastructure projects.
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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.