Sfr 78 over South Branch Rapid River
Lake of the Woods County, Minnesota · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Sfr 78 over South Branch Rapid River in Lake of the Woods County, Minnesota, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2001, making it 24 years old at the 2025 inventory.
- It carries about 10 vehicles a day (traffic count year 1986).
- It is one of 36 of the 61 inventoried bridges in Lake of the Woods County rated good (59.0%); 3 (4.9%) 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 → (48.40247, -94.95039)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 8 | Very good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 38 ft |
| Location | 2.5 Mi N of Co Line |
| NBI structure number | 39520 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.
Busiest bridges in Lake of the Woods County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Mn 11 over Baudette River | 1983 | 4,450 | Fair |
| Ut 150 over Ditch | 1969 | 2,950 | Fair |
| Mn 11 over Winter Road River | 1977 | 1,794 | Fair |
| Mn 11 over Tomato Creek | 1998 | 1,700 | Good |
| Mn 11 over Canfield Creek | 1931 | 1,700 | Fair |
| Mn 11 over Williams Creek | 1931 | 1,700 | Fair |
All bridges nearby: Lake of the Woods County, MN bridge conditions · every bridge in Lake of the Woods County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.