A new style traffic signal is being installed throughout
Wisconsin to control left turns and improve safety at
intersections. New four-section signal heads with arrows
will gradually replace the traditional five-section signal
heads that had a combination of circular lights and arrows.
The new signal heads with arrows provide a more direct, less
How the new four-head signals work
As usual, red means stop. A green arrow means a driver
has the right of way to make a left turn. A solid yellow
arrow means prepare to stop. A flashing yellow arrow means a
driver may make a left turn if there is no oncoming traffic
and there are no pedestrians crossing the street. The new
flashing yellow arrow provides a more direct message for
left turns: yield to opposing traffic and pedestrians before
What is the benefit of the flashing yellow left turn
They are safer: A decade-long
national study by the Federal Highway Administration
found that drivers had fewer crashes with the flashing
They are more efficient: The new
signal provides more options for controlling traffic
based on variable traffic volumes since the timing
sequence can be made to vary throughout the day.
Reminder to all drivers: Any
flashing yellow signal means drivers are to slow down
and proceed through the intersection with caution. A
flashing red signal means motorists should come to a
complete stop before proceeding.
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