MDOT State Highway Administration - District 7 - Pedestrian Improvement Project

Pop quiz - do you know what RRFBs are? The answer is... Rectangular Rapid Flashing Beacons. These devices flash with high frequency when activated at a pedestrian crossing and alert drivers. We recently installed RRFBs at two locations in Middletown in Frederick County. We’re highlighting the new safety features as part of #PedestrianSafetyMonth