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This website publishes administrative rules on their effective dates, as designated by the adopting state agencies, colleges, and universities.

Rule 4501-25-02 | General warning signal requirements.


(A) Each vehicle shall be equipped with two double-faced amber flashing lamps.

(B) The warning lamps shall be mounted as high and as far apart as practicable, but in no case should the lateral spacing be less than three feet apart.

(C) Visibility of the warning lamps shall be unobstructed by any part of the vehicle ten degrees above to ten degrees below the horizontal and from forty-five degrees to the right to forty-five degrees to the left of the centerline of the vehicle.

Supplemental Information

Authorized By: R.C. 4513.182
Amplifies: R.C. 4513.182
Five Year Review Date: 9/1/2024
Prior Effective Dates: 1/19/1976