Month: January 2018

Federal Highway rescinds approval of RRFBs

On December 21, 2017, the Federal Highway Administration (FHWA) rescinded its interim approval of new installations of Rapid Rectangular Flashing Beacons (RRFB) due to issued and pending patents by the inventor of the RRFB, Stop Experts.  Since FHWA issued the memo, agencies and pedestrian safety advocates have considered the following […]