Warning · Diamond · MUTCD 11th edition
W9-5a Bicycles Merging
W9-5a Bicycles Merging sign from the MUTCD 11th edition: 3 standard sizes (18" × 18", 30" × 30", and 36" × 36"), with letter heights, border widths, and colors.
01
Standard sizes
| Size | Road type | Border | Corner radius | LettersMERGE |
|---|---|---|---|---|
| 18" × 18" | — | 5/8" | 1 1/2" | 3"FHWA Series D |
| 30" × 30" | Conventional Road, Single LaneConventional Road, Multi-Lane | 3/4" | 1 7/8" | 5"FHWA Series D |
| 36" × 36" | Expressway | 7/8" | 2 1/4" | 6"FHWA Series D |
02
Colors
- Legend
- Black
- Background
- Yellow
- Border
- Black
03
Standard reference
- SHS 2024 sheet 3-114 (W9-5a, 18 in); MUTCD 11th ed. Table 2C-1
- SHS 2024 sheet 3-114 (W9-5a, 30 in); MUTCD 11th ed. Table 2C-1
- SHS 2024 sheet 3-114 (W9-5a, 36 in); MUTCD 11th ed. Table 2C-1