Irr:airport Road over Wilson Creek
Kusilvak Census Area, Alaska · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Irr:airport Road over Wilson Creek in Kusilvak Census Area, Alaska, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2012, making it 13 years old at the 2025 inventory.
- It carries about 19 vehicles a day (traffic count year 2018).
- Its listed owner is the state highway agency.
- It is one of 1 of the 1 inventoried bridges in Kusilvak Census Area rated good (100.0%); 0 (0.0%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (61.87318, -162.04317)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 9 | Excellent condition |
| Substructure | 9 | Excellent condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 121 ft |
| Location | Marshall |
| NBI structure number | 2125 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Alaska department of transportation.
All bridges nearby: Kusilvak Census Area, AK bridge conditions · every bridge in Kusilvak Census Area · Alaska bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.