Traffic Signals

When there is a STEADY RED LIGHT...

You may turn right while the light is red, unless...

You may also turn left after you stop at a red light, if...

A STEADY YELLOW LIGHT tells you...

A STEADY GREEN LIGHT means you may drive through the intersection, if...

A GREEN ARROW means...

A YELLOW ARROW means...

Although not common in Pennsylvania, a RED ARROW is used in other states. It means...

A flashing red light...

A flashing yellow light means...

A non-functioning traffic signal should be...

four-way stop sign is...

ramp meter, ramp signal or metering light is...

on-ramp is...

off-ramp is...

Some highway entrance ramps have traffic signals at the end of the ramp that...

Ramp metering signals are...

Special signals may also be placed directly over lanes to control traffic. These are...

A steady downward green arrow over a traffic lane means...

A steady yellow “X” over a traffic lane means...

A steady red “X” over a lane means...

A white, steady, one-way left-turn arrow over a lane means...

A white, steady, two-way left-turn arrow over a lane means...

When a steady
WALK or walking
person comes on...

When the flashing
DON’T WALK or
flashing upraised
hand begins...

When the steady
DON’T WALK
message or steady
upraised hand is
displayed...

School zone signals are...

Drivers are alerted when approaching a railroad crossing by...

Railroad
crossings should be...

Before proceeding across the railroad tracks...

When there is a signal of an approaching train...

Railroad crossing signals include...

If there are no signals at the railroad crossing, you should...

Proceed with caution only after all railroad crossing signals are...

You should stop if a train is...

Do not stop your vehicle on a railroad track...

If traffic
is backed up because of a traffic signal, stop sign or for any other reason...