North Birch Street over Little Wood River
Lincoln County, Idaho · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- North Birch Street over Little Wood River in Lincoln County, Idaho, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1913 and reconstructed in 2000, making it 112 years old at the 2025 inventory.
- It carries about 200 vehicles a day (traffic count year 2023).
- Its listed owner is a city or municipal highway agency.
- It is one of 14 of the 53 inventoried bridges in Lincoln County rated poor (26.4%); 14 (26.4%) 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 → (42.93769, -114.40808)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 4 | Poor condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Steel through truss |
| Length | about 62 ft |
| Location | In Shoshone;n.birch St |
| NBI structure number | 000000000024910 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Idaho department of transportation.
Busiest bridges in Lincoln County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SH 75 over Little Wood River | 1958 | 7,700 | Good |
| SH 75 over Milner Gooding Canal | 2013 | 5,000 | Good |
| SH 75 over Big Wood River | 2013 | 5,000 | Fair |
| SH 75 over Big Wood River | 1955 | 4,500 | Fair |
| SH 75 over North Gooding Canal | 2013 | 4,400 | Good |
| US 93 over Little Wood River | 1987 | 2,300 | Fair |
All bridges nearby: Lincoln County, ID bridge conditions · every bridge in Lincoln County · Idaho bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.