Csah 18 over Crow Wing River
Wadena County, Minnesota · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Csah 18 over Crow Wing 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 5 (fair condition) on the 0-9 scale.
- It was built in 1969, making it 56 years old at the 2025 inventory.
- It carries about 227 vehicles a day (traffic count year 2022).
- Its listed owner is the county 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.
- 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 → (46.77813, -94.89298)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 5 | Fair condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Prestressed concrete slab |
| Length | about 180 ft |
| Location | 0.1 Mi E of Jct CSAH25 |
| NBI structure number | 80509 |
| Condition class | Fair |
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.