Road traffic signs and markings—Part 4:Work zone
全国交通工程设施(公路)标准化技术委员会(SAC/TC 223)
GB 5768的本部分规定了道路作业区标志和标线设置的要求。
本部分适用于公路、城市道路和虽在单位管辖范围但允许社会机动车通行的场所、广场、公共停车场等各类道路上施工、养护等作业时交通标志和标线的设置。其他机动车通行的地方施工、养护等作业时交通标志和标线的设置可参照执行。
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