West Entrance Road over Madison River
Teton County, Wyoming · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- West Entrance Road over Madison River in Teton County, Wyoming, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- It was built in 1958, making it 67 years old at the 2025 inventory.
- It carries about 2,525 vehicles a day (traffic count year 2019).
- 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 → (44.66336, -110.96503)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 3 | Serious condition |
| Superstructure | 5 | Fair condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 201 ft |
| Location | 7.4 Miles East of West En |
| NBI structure number | 1570026P0000000 |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Wyoming department of transportation.
All bridges nearby: Teton County, WY bridge conditions · Wyoming bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.