Csah 13 over Mud River
Beltrami County, Minnesota · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Csah 13 over Mud River in Beltrami County, Minnesota, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1981, making it 44 years old at the 2025 inventory.
- It carries about 195 vehicles a day (traffic count year 2018).
- Its listed owner is the county highway agency.
- It is one of 64 of the 101 inventoried bridges in Beltrami County rated good (63.4%); 3 (3.0%) 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 → (47.75415, -94.93528)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 23 ft |
| Location | 1.5 Mi S of Jct Csah 32 |
| NBI structure number | 93537 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.
Busiest bridges in Beltrami County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Mn 197 over Mississippi River | 2002 | 11,600 | Good |
| Mn 197 over Mississippi River | 2002 | 11,600 | Fair |
| US 2 over BNSF; Cp Rail | 1978 | 7,850 | Fair |
| US 2 over BNSF; Cp Rail | 1978 | 7,850 | Fair |
| Mn 1 over Pike Creek | 2020 | 6,000 | Good |
| US 2 over Csah 7 | 1978 | 5,200 | Good |
All bridges nearby: Beltrami County, MN bridge conditions · every bridge in Beltrami County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.