GB/T 31445-2015
ActiveStandard for expressway traffic safety control under fog weather conditions
雾天高速公路交通安全控制条件
Application Summary AI generated
This standard specifies the technical conditions and operational procedures for implementing traffic safety controls on expressways during foggy weather, including speed limits, lane closures, and variable message sign usage. It is applied by expressway management authorities and traffic police in China to guide real-time decision-making and reduce accident risks when visibility is reduced by fog. The standard is used in operational contexts such as toll road operations, traffic control centers, and emergency response planning for adverse weather conditions.
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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.