T 179 over Partridge River
Wadena County, Minnesota · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- T 179 over Partridge River in Wadena County, Minnesota, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1990, making it 35 years old at the 2025 inventory.
- It carries about 165 vehicles a day (traffic count year 2005).
- Its listed owner is a town or township highway agency.
- It is one of 13 of the 78 inventoried bridges in Wadena County rated fair (16.7%); 3 (3.8%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: superstructure 5 to 6, substructure 5 to 6.
- Its most recent inspection on record is dated August 2024, on a 24-month routine inspection cycle.
- 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 → (46.3982, -94.88396)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 5 | 6 | Satisfactory condition |
| Substructure | 5 | 6 | Satisfactory condition |
Bridge details
| Structure | Timber slab |
| Length | about 78 ft |
| Location | 0.5 Mi N of Jct Csah 2 |
| NBI structure number | 80521 |
| Condition class | Fair |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | August 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.
Busiest bridges in Wadena County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 10 over Wing River | 1988 | 7,249 | Good |
| US 71 over Blueberry River | 1959 | 5,457 | Fair |
| US 10 over Partidge River | 1991 | 3,820 | Fair |
| US 10 over Partridge River | 1991 | 3,820 | Fair |
| US 71 over Leaf River | 1997 | 3,467 | Good |
| US 71 over Red Eye River | 1997 | 3,184 | Good |
All bridges nearby: Wadena County, MN bridge conditions · every bridge in Wadena County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.