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FHWA issues Interim Approval 21 – Rectangular Rapid-Flashing Beacons at Crosswalks

FHWA issues Interim Approval 21 – Rectangular Rapid-Flashing Beacons at Crosswalks

We’re excited to announce that on March 20, 2018, FHWA issued Interim Approval 21 – Rectangular Rapid-Flashing Beacons at Uncontrolled Marked Crosswalks ********************************************************************************************* “The FHWA has confirmed that the patents on the RRFB device that was the subject of Interim Approval 11 have been expressly abandoned and the concept of the RRFB is now in the public domain. Because of this action, the RRFB is once again eligible for interim approval status and the FHWA is issuing … Read entire article »

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