Warns that a lane merges from the left ahead. Watch for vehicles joining your lane and adjust speed to let them blend in.
Merge right (entering roadway) (W4-5R)
Added left lane (entering roadway) (W4-6L)
Added right lane (entering roadway) (W4-6R)
Heavy merge from left
Heavy merge from right
Single lane transition
Merge (right) (CW4-1R)
Lane ends (left) (CW4-2L)
Lane ends (right) (CW4-2R)
Added left lane (CW4-3L)
Added right lane (CW4-3R)
No merge area (plaque) (CW4-5aP)Every state tests you on these signs. Pick your state to take a free road signs practice test built from its official driver manual.
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