Regulatory signs
One Way sign
Traffic on this road moves only in the direction of the arrow.
What it looks like
Black horizontal rectangle with a white arrow pointing right, with black letters on the arrow reading ONE WAY.
- Type
- Regulatory
- Federal design code
- MUTCD R6-1
From real handbooks
How permit tests ask about it
24 of our verified questions in 24 states show this sign. A few of them, each from a different handbook where we can:
1.What does this sign tell you?
- AA divided highway begins ahead
- BTraffic moves only in the arrow's direction
- CTwo-way traffic starts ahead
- DTurns are allowed only toward the arrow
Show the answer
✓ B. Traffic moves only in the arrow's direction
A One Way sign means traffic on that road can only go in the direction of the arrow.
Source: Maryland Driver's Manual - English (DL-002) (October 2026 Edition), page 21
2.What does this sign mean?
- AA sharp curve is just ahead
- BTraffic goes only the arrow's way
- CPassing other cars is allowed
- DKeep to the right of a divider
Show the answer
✓ B. Traffic goes only the arrow's way
One-way signs tell you traffic flows only in the direction of the arrow. Do not turn the opposite way.
Source: Kentucky Driver Manual (Kentucky State Police) (none printed), page 46
3.You are about to turn onto a street where this sign is posted. Which way may traffic travel on that street?
- AOnly in the direction of the arrow
- BIn both directions, keeping right
- COnly toward the next intersection's turn lane
- DIn either direction outside rush hour
Show the answer
✓ A. Only in the direction of the arrow
A One Way sign means you must travel only in the direction the arrow points.
Source: Official Florida Driver License Handbook (Class E) (rev. 08/2023), page 56