What is a Sig-Alert?
People new to Southern California are always asking me what a SigAlert is. According to the Highway Patrol, a SigAlert is “any unplanned event that causes the closing of one lane of traffic for 30 minutes or more, as opposed to a planned event like road construction”. You can read more about the history of SigAlerts on “This is a SigAlert Message“, a wonderful site…
January 23, 2001