3017000 over Mod
Prince of Wales-Hyder Census Area, Alaska · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 3017000 over Mod in Prince of Wales-Hyder Census Area, Alaska, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1991 and reconstructed in 1992, making it 34 years old at the 2025 inventory.
- It is one of 79 of the 226 inventoried bridges in Prince of Wales-Hyder Census Area rated fair (35.0%); 16 (7.1%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (55.73804, -132.56506)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 80 ft |
| Location | Thorne Bay |
| NBI structure number | 100540000001105 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Alaska department of transportation.
Busiest bridges in Prince of Wales-Hyder Census Area
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Irr:craig/klwk Hwy over Klawock River | 1990 | 1,990 | Fair |
| Craig/klawock/holl over Crab Creek Culvert | 1985 | 1,200 | Poor |
| Big Salt Lake Road over Bennett Creek | 1985 | 680 | Good |
| Big Salt Lake Road over Steelhead River | 1998 | 400 | Good |
| Salmon River Road over Fish Creek | 1965 | 390 | Fair |
| N Prince of Wales over Yatuk Creek | 1990 | 340 | Good |
All bridges nearby: Prince of Wales-Hyder Census Area, AK bridge conditions · every bridge in Prince of Wales-Hyder Census Area · Alaska bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.