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Details for Request 4-163


Request Type: Interpretation
Requesting Agency: City of Knoxville
State: TN
Date of Request: 3/8/1999
Topic: Colors of Flashing Indications During Flashing Operation of a Traffic Signal
Affected Portions of 2009 MUTCD: Section 4D.30
FHWA Ruling: 6/16/1999 – MUTCD recommends that "normally" yellow should be flashed for the major street and red should be flashed for the other approaches. It is the responsibility of highway agencies to determine what are "normal" conditions for this purpose.
Keywords: Traffic Control Signals

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