Warning · Rectangle · MUTCD 11th edition
W6-4 Narrow Two-Way Traffic
W6-4 Narrow Two-Way Traffic sign from the MUTCD 11th edition: standard size (12" × 18"), with border widths and colors.
01
Standard sizes
| Size | Road type | Border | Corner radius |
|---|---|---|---|
| 12" × 18" | — | 3/8" | 1 1/2" |
02
Colors
- Legend
- Black
- Background
- Yellow
- Border
- Black
03
Standard reference
- SHS 2024 sheet 5-15 (W6-4, 12x18 in); MUTCD 11th ed.