What’s Driving You Crazy: Leading & Lagging arrows

TUCSON – Ever get confused when you get the “green turn arrow” at an intersection? Sometimes the arrow starts before the green light, for through traffic while others are after.News 4 Tucson viewer Ray wrote in and said, ” it is confusing and dangerous.” He went on to say especially when he is in the left turn lane, and there’s no arrow after the green light.
The City of Tucson only used leading left-turn arrows until the early 1980’s. But, studies