Upper Preston RD over Raging River
Fair Condition52 years old1,138 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 0.2 Mi N Of I-90 |
| Carries | Upper Preston RD |
| Crosses | Raging River |
| Coordinates | 47.51956, -121.92589 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Single/Spread |
| Total Length | 315.9 ft (96.3 m) |
| Max Span | 146.0 ft (44.5 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 905.2 sq m |
| Main Spans | 3 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 1,138 (2020) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 084460000000000 |