North Herron RD NW over Herron Bay
Fair Condition72 years old350 vehicles/day
Location
| State | Washington |
| County | Pierce |
| Location | 3.2 W Jct Key Penninsula |
| Carries | North Herron RD NW |
| Crosses | Herron Bay |
| Coordinates | 47.27404, -122.81189 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 60.0 ft (18.3 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 133.6 sq m |
| Main Spans | 3 |
| Year Built | 1954 |
Traffic
| Avg Daily Traffic | 350 (2021) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 083726000000000 |