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Flagging, and flaggers, are typically used when one lane of a road is closed and traffic must share the remaining lane. Flagging operations must accommodate all vehicles on the road, including non-motorized vehicles. Flaggers, who have completed formal training and have certification in Oregon, Washington, Idaho, or Montana, may practice as a certified flagger in Oregon. Flaggers must also be at least 18.

  • Fact sheets
    • High-visibility safety apparel
      Offers guidelines for those who work in street or highway right-of-way and are exposed to traffic or construction equipment.
      English  04/12/2023
  • References
    • Rules with requirements
      We get many calls and emails from employers asking the same question. It begins: “Which of your rules have requirements for…” You can finish the sentence with words like “recordkeeping,” “employee training,” and “written documents.” To answer those questions, we’ve organized these rules requirements into a filterable, sortable, searchable table.
      English  05/10/2019

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Additional Resources

Manual on Uniform Traffic Control Devices U.S. Dept. of Transportation

Oregon Temporary Traffic Control Handbook Oregon Dept. of Transportation



Did you know?

A spotter is not a flagger. A spotter is someone whose sole duty is to provide immediate warning of approaching vehicles, equipment, or other hazards to coworkers.