GB 5768.4-2017
ActiveRoad traffic signs and markings—Part 4: Work zone
道路交通标志和标线 第4部分：作业区
Application Summary AI generated
This standard specifies the design, layout, and usage requirements for temporary traffic signs and markings within road work zones. It is applied by traffic management authorities and construction contractors on public roads in China to ensure safety for both workers and road users during maintenance, construction, or emergency operations.
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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.