SR 28 over SR 285 S-w Ramp
Douglas County, Washington · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 28 over SR 285 S-w Ramp in Douglas County, Washington, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1950, making it 75 years old at the 2025 inventory.
- It carries about 6,493 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 19 of the 40 inventoried bridges in Douglas County rated fair (47.5%); 5 (12.5%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (47.41192, -120.29356)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 129 ft |
| Location | 0.2 W Jct SR 28 Sp |
| NBI structure number | 0003789A0000000 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Washington department of transportation.
Busiest bridges in Douglas County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 285 over Columbia R Gn Ry | 1950 | 26,350 | Fair |
| US 2 over Dry Wash | 1974 | 12,899 | Good |
| US 2 over Dry Wash | 1974 | 12,899 | Good |
| SR 28 over Rock Island CR | 1955 | 9,816 | Fair |
| SR 28 over Douglas Creek | 1957 | 9,626 | Poor |
| Eastmont Avenue over Canyon B Drainage | 2012 | 8,295 | Good |
All bridges nearby: Douglas County, WA bridge conditions · every bridge in Douglas County · Washington bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.