GB/T 31444-2015
ActiveRating of early-warning of road traffic under fog weather conditions
雾天公路通行条件预警分级
Application Summary AI generated
This standard defines a classification system for early-warning levels of road traffic accessibility under foggy weather conditions. It is applied by Chinese transportation management agencies and highway operators to assess visibility and road conditions, enabling them to issue graded alerts and implement corresponding traffic control measures. The standard supports decision-making for road closures, speed restrictions, and guidance for drivers during fog events.
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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.