AhaBulbStuff Everyone Should Know
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A sign shows a red circle with a red slash over a symbol, like a U-turn arrow. What does it mean?

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  1. That action is allowed only at night
  2. That action is coming up ahead
  3. That action is not allowed

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References

  1. California Driver's Handbook, Section 7 www.dmv.ca.gov/portal/handbook/california-driver-handbook/laws-and-rules-of-the-road Checked 2026-10-09.
  2. MUTCD 11th Edition with Revision 1, Section 1D.05 mutcd.fhwa.dot.gov/pdfs/11th_Editionr1/mutcd11theditionr1hl.pdf Checked 2026-10-09.

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