McMANN CREEK ROAD over San Poil River
Ferry County, Washington · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- McMANN CREEK ROAD over San Poil River in Ferry County, Washington, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1953 and reconstructed in 2004, making it 72 years old at the 2025 inventory.
- It carries about 9 vehicles a day (traffic count year 2018).
- Its listed owner is the county highway agency.
- It is one of 6 of the 55 inventoried bridges in Ferry County rated poor (10.9%); 6 (10.9%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (48.56349, -118.74212)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Timber stringer or multi-beam girder |
| Length | about 49 ft |
| Location | .17 E SR20 |
| NBI structure number | 087048000000000 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Washington department of transportation.
Busiest bridges in Ferry County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 20 over Abandoned Railroad | 1960 | 2,660 | Poor |
| SR 21 over San Poil River | 1987 | 1,580 | Good |
| Bridge Creek Road over Cornstalk Creek | 2000 | 1,493 | Good |
| Boulder Creek Road over Curlew Creek | 2000 | 1,390 | Good |
| SR 21 over Curlew Creek | 2012 | 1,146 | Good |
| W Curlew Lake Rd over Curlew Creek | 2024 | 1,074 | Good |
All bridges nearby: Ferry County, WA bridge conditions · every bridge in Ferry County · Washington bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.