Warning · Diamond · MUTCD 11th edition
W5-2 Narrow Bridge
W5-2 Narrow Bridge sign from the MUTCD 11th edition: 4 standard sizes (18" × 18", 30" × 30", 36" × 36", and 48" × 48"), with letter heights, border widths, and colors.
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Standard sizes
| Size | Road type | Border | Corner radius | LettersNARROW BRIDGE |
|---|---|---|---|---|
| 18" × 18" | — | 5/8" | 1 1/2" | 3"FHWA Series D |
| 30" × 30" | — | 3/4" | 1 7/8" | 5"FHWA Series D |
| 36" × 36" | Conventional Road, Single LaneConventional Road, Multi-Lane | 7/8" | 2 1/4" | 6"FHWA Series D |
| 48" × 48" | ExpresswayFreeway | 1 1/4" | 3" | 8"FHWA Series D |
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Colors
- Legend
- Black
- Background
- Yellow
- Border
- Black
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Standard reference
- SHS 2024 sheet 3-53 (W5-2, 18 in); MUTCD 11th ed. Table 2C-1
- SHS 2024 sheet 3-53 (W5-2, 30 in); MUTCD 11th ed. Table 2C-1
- SHS 2024 sheet 3-53 (W5-2, 36 in); MUTCD 11th ed. Table 2C-1
- SHS 2024 sheet 3-53 (W5-2, 48 in); MUTCD 11th ed. Table 2C-1
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