East Fork Road over S.fk.salmon River
Valley County, Idaho · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- East Fork Road over S.fk.salmon River in Valley County, Idaho, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1940 and reconstructed in 1953, making it 85 years old at the 2025 inventory.
- It carries about 40 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 10 of the 153 inventoried bridges in Valley County rated poor (6.5%); 10 (6.5%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (poor), but component ratings moved: superstructure 5 to 6.
- Its most recent inspection on record is dated August 2024, on a 12-month routine inspection cycle.
- It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
- 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 → (45.0152, -115.71468)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 4 | 4 | Poor condition |
| Superstructure | 5 | 6 | Satisfactory condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 184 ft |
| Location | 14.5 W. Yellow Pine |
| NBI structure number | 000000000020160 |
| Condition class | Poor |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 2024 |
| Inspection interval (item 91) | 12 months |
| Scour (item 113) | U: unknown foundation, not evaluated for scour |
| Fracture critical (item 92A) | Yes |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Idaho department of transportation.
Busiest bridges in Valley County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SH 55 over N. Fk. Payette River | 2013 | 7,800 | Fair |
| SH 55 over N.fk.payette R;lardo | 2014 | 7,400 | Fair |
| SH 55 over Lake Fork Creek | 1985 | 6,500 | Fair |
| SH 55 over Boulder Creek | 1999 | 6,000 | Fair |
| SH 55 over Lake Fork Creek Canal | 1998 | 6,000 | Fair |
| SH 55 over N. Fk. Payette River | 2015 | 5,700 | Good |
All bridges nearby: Valley County, ID bridge conditions · every bridge in Valley County · Idaho bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.