On December 16th, 2008 the NJDOT received Statewide approval for the use of Rectangular Rapid-Flashing Beacon’s (RRFB) in accordance with Interim Approval 11. Please refer to the link below for a memorandum outlining the termination of IA-11 for all new installations of RRFB devices:
https://mutcd.fhwa.dot.gov/
The MUTCD website also contains an information brief that discusses treatments for uncontrolled marked crosswalks:
https://mutcd.fhwa.dot.gov/
Please disseminate this information Statewide to all jurisdictions as appropriate. If you have any questions please let me know.