Regulatory · Rectangle · MUTCD 11th edition
R2-4P Minimum Speed Limit (plaque)
R2-4P Minimum Speed Limit plaque from the MUTCD 11th edition: 3 standard sizes (24" × 24", 36" × 36", and 48" × 48"), with letter heights, border widths, and colors.
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Standard sizes
| Size | Road type | Border | Corner radius | LettersMINIMUM | Letters40 |
|---|---|---|---|---|---|
| 24" × 24" | Conventional Road, Single LaneConventional Road, Multi-Lane | 5/8" | 1 1/2" | 4"FHWA Series C | 10"FHWA Series D |
| 36" × 36" | Expressway | 7/8" | 2 1/4" | 6"FHWA Series C | 14"FHWA Series D |
| 48" × 48" | Freeway | 1 1/4" | 3" | 8"FHWA Series C | 16"FHWA Series D |
02
Colors
- Legend
- Black
- Background
- White
- Border
- Black
03
Standard reference
- SHS 2024 sheet 2-26 (R2-4P, 24 in); MUTCD 11th ed. Table 2B-1
- SHS 2024 sheet 2-26 (R2-4P, 36 in); MUTCD 11th ed. Table 2B-1
- SHS 2024 sheet 2-26 (R2-4P, 48 in); MUTCD 11th ed. Table 2B-1
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