Regulatory · Rectangle · MUTCD 11th edition
R5-1 Do Not Enter
R5-1 Do Not Enter sign from the MUTCD 11th edition: 3 standard sizes (30" × 30", 36" × 36", and 48" × 48"), with letter heights and colors.
01
Standard sizes
| Size | Road type | Corner radius | LettersDO NOT ENTER |
|---|---|---|---|
| 30" × 30" | Conventional Road, Single Lane | 1 7/8" | 4"FHWA Series D |
| 36" × 36" | Conventional Road, Multi-LaneExpressway | 2 1/4" | 5"FHWA Series D |
| 48" × 48" | Freeway | 3" | 6"FHWA Series D |
02
Colors
- Legend
- Red
- White
- Background
- White
03
Standard reference
- SHS 2004 sheet 1-73 (R5-1, 30 in); MUTCD 11th ed. Table 2B-1
- SHS 2004 sheet 1-73 (R5-1, 36 in); MUTCD 11th ed. Table 2B-1
- SHS 2004 sheet 1-73 (R5-1, 48 in); MUTCD 11th ed. Table 2B-1
04
