Temporary · Diamond · MUTCD 11th edition
W20-2a Bike Detour Ahead
W20-2a Bike Detour Ahead sign from the MUTCD 11th edition: 2 standard sizes (30" × 30" and 36" × 36"), with letter heights, border widths, and colors.
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Standard sizes
| Size | Road type | Border | Corner radius | LettersDETOUR AHEAD |
|---|---|---|---|---|
| 30" × 30" | Conventional Road, Single LaneConventional Road, Multi-Lane | 3/4" | 1 7/8" | 4"FHWA Series D |
| 36" × 36" | Expressway | 7/8" | 2 1/4" | 5"FHWA Series D |
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Colors
- Legend
- Black
- Background
- Orange
- Border
- Black
03
Standard reference
- SHS 2024 sheet 5-23 (W20-2a, 30 in); MUTCD 11th ed. Table 2C-1
- SHS 2024 sheet 5-23 (W20-2a, 36 in); MUTCD 11th ed. Table 2C-1
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