What is a Rectangular Rapid Flashing Beacon and what does it mean?

FHWA Rescission of Interim Approval of Rectangular Rapid Flashing Beacons — Alta Planning + Design

Those crosswalks with amber flashing lights are everywhere. Some dos and don'ts.

Rapid flashing lights make pedestrian crossings safer

Rectangular Rapid-Flashing Beacons (RRFB)

Efficacy of Rectangular-shaped Rapid Flash LED Beacons: Introduction - Interim Approval for Optional Use of Rectangular Rapid Flashing Beacons (IA-11) - FHWA MUTCD

Crosswalks Rectangular Rapid Flashing Beacons (RRFB) Market Share, Global Driving Factors by Manufacturers, Growth Opportunities, Regions, Type and Application, Revenue Market Forecast to 2028 - Digital Journal

Rectangular Rapid Flashing Beacon (RRFB) for Crosswalks

Safety Strategies Study

Thanks to new crosswalk, it's a safer stroll to waterfront