ANOTHER SOLUTION

Find out for yourself if a steady yellow arrow is sufficient to clear a flashing yellow arrow.

The page simulates a nighttime event where you are stopped at a signal displaying a flashing yellow arrow, complete with lights simulating moving traffic. A driver at a flashing yellow must watch for gaps in oncoming traffic in addition to observing the signal. The signal shows a circular yellow with a black arrow for clearance. It helps the driver tell which yellow arrow is lit. Watch the traffic again, and see if you can tell when the signal changes: