Irr:nknk-kng Salmn over King Salmon Creek
Bristol Bay Borough, Alaska · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Irr:nknk-kng Salmn over King Salmon Creek in Bristol Bay Borough, Alaska, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 7 (good condition) on the 0-9 scale.
- It was built in 1960, making it 65 years old at the 2025 inventory.
- It carries about 760 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 2 of the 2 inventoried bridges in Bristol Bay Borough 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 → (58.69609, -156.69791)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 9 | Excellent condition |
| Superstructure | 8 | Very good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 151 ft |
| Location | Mile Point 13.0 |
| NBI structure number | 0399 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Alaska department of transportation.
Busiest bridges in Bristol Bay Borough
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Irr:nknk-kng Salmn over Pauls Creek | 1960 | 520 | Good |
All bridges nearby: Bristol Bay Borough, AK bridge conditions · every bridge in Bristol Bay Borough · Alaska bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.