Independent guide · Not a government site

Yellow diamond sign with a black arrow bending sharply one way and then the other

Reverse Turn sign

W1-3 warns of two sharp turns in opposite directions.

MUTCD code W1-3 · Warning sign · Source: MUTCD 11th Edition, Section 2C.07

Test yourself

What does this sign warn you about?

Yellow diamond sign with a black arrow bending sharply one way and then the other
  • A U-turn area just ahead
  • A lane that shifts to a one-way road
  • Two sharp turns in opposite directions
Show the answer

Two sharp turns in opposite directions

The road bends sharply one way and then back the other way. Slow down before the first turn.

Source: Manual on Uniform Traffic Control Devices, 11th Edition, Section 2C.07; Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: Turn, Curve and Winding Road Signs (p. 41); Tennessee Comprehensive Driver License Manual, Section B, Chapter 3, Traffic Signs and Signals: Warning Signs - Diamond Shape (p. 38)

Take the road signs test

More warning signs

Road signs practice tests by state

All road signs

DMV Decoded is an independent guide, not a government agency. Check your state's driver handbook for the signs on its test.