Quillayute Road over Sol Duc River
Clallam County, Washington · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Quillayute Road over Sol Duc River in Clallam County, Washington, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1962, making it 63 years old at the 2025 inventory.
- It carries about 452 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 62 of the 153 inventoried bridges in Clallam County rated fair (40.5%); 8 (5.2%) 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 → (47.95119, -124.46833)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 5 | Fair condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Steel through truss |
| Length | about 224 ft |
| Location | 3.4 W Jct SR101 |
| NBI structure number | 081327000000000 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Washington department of transportation.
Busiest bridges in Clallam County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 101 over Morse Creek | 1968 | 25,787 | Fair |
| SR 101 over Bagley Creek | 2021 | 25,487 | Good |
| US 101 over Discovery Creek | 2024 | 19,244 | Good |
| US 101 over Chicken Coop Creek | 2024 | 19,244 | Good |
| US 101 over Jimmycomelately Creek | 2004 | 18,344 | Good |
| US 101 over Simdars Rd | 1999 | 16,083 | Good |
All bridges nearby: Clallam County, WA bridge conditions · every bridge in Clallam County · Washington bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.