Regulatory · Rectangle · MUTCD 11th edition
R10-10a U-Turn Signal
R10-10a U-Turn Signal sign from the MUTCD 11th edition: 2 standard sizes (24" × 30" and 30" × 36"), with letter heights, border widths, and colors.
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Standard sizes
| Size | Road type | Border | Corner radius | LettersU | LettersTURN SIGNAL |
|---|---|---|---|---|---|
| 24" × 30" | Conventional Road, Single LaneConventional Road, Multi-Lane | 5/8" | 1 1/2" | 5"FHWA Series E | 5"FHWA Series C |
| 30" × 36" | — | 3/4" | 1 7/8" | 6"FHWA Series E | 6"FHWA Series C |
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Colors
- Legend
- Black
- Background
- White
- Border
- Black
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Standard reference
- SHS 2024 sheet 2-324 (R10-10a, 24 x 30); MUTCD 11th ed. Table 2B-1
- SHS 2024 sheet 2-324 (R10-10a, 30 x 36); MUTCD 11th ed. Table 2B-1
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