Use this form to report a malfunctioning or damaged Rectangular Rapid Flashing Beacon (RRFB) in Fairfax County. Please provide the location and briefly describe the issue. Your report will be sent to Fairfax County Department of Transportation staff for review. Fields marked with * are required.Location of the RRFB * Describe the Problem * Email Address (Optional) I would like a response from Fairfax County Department of Transportation staff regarding this report. Submit Report