CR 79 over Long Prairie River
Todd County, Minnesota · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- CR 79 over Long Prairie River in Todd 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 1975, making it 50 years old at the 2025 inventory.
- It carries about 250 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 29 of the 136 inventoried bridges in Todd County rated fair (21.3%); 4 (2.9%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated October 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 → (46.12386, -94.84265)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Timber slab |
| Length | about 136 ft |
| Location | 1.0 Mi S of Jct CR 63 |
| NBI structure number | 77510 |
| Condition class | Fair |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | October 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 4: foundations stable, field review says exposed foundations need protection |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.
Busiest bridges in Todd County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 94 over Silver Creek | 1965 | 22,400 | Good |
| US 71 over Harris Creek | 2022 | 4,892 | Good |
| US 71 over Long Prairie River | 2020 | 3,808 | Good |
| US 71 over Drayer Creek | 2022 | 3,808 | Good |
| US 71 over Sauk River | 1956 | 3,642 | Good |
| US 10 over BNSF RR | 1991 | 3,524 | Good |
All bridges nearby: Todd County, MN bridge conditions · every bridge in Todd County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.