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Details for Request 4-20


Request Type: Change
Requesting Agency: NCUTCD
State: XX
Date of Request: 4/27/1979
Topic: Peak Hour Delay and Peak Hour Volume Warrants
Affected Portions of 2009 MUTCD: Section 4C.04
FHWA Ruling: 10/2/1984 – Adopted two new warrants in Final Rule for Revision #4 of 1978 MUTCD.
Keywords: Traffic Control Signals| Warrants

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