Interim Approval (IA) 21– Rectangular Rapid-Flashing Beacons at Crosswalks

The Federal Highway Administration (FHWA) has approved a statewide blanket approval request by Caltrans regarding the use of Interim Approval (IA) 21– Rectangular Rapid-Flashing Beacons at Crosswalks.  Caltrans and local agencies may now use Rectangular Rapid-Flashing Beacons per the conditions of the Interim Approval listed in IA-21.

Information on IA-21 can be found at www.dot.ca.gov/trafficops/camutcd/interim.html

FHWA has also posted a FAQ regarding IA-21 which can be accessed at https://mutcd.fhwa.dot.gov/resources/interim_approval/ia21/faq/index.htm

 

 

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