Csah 24 over Minnesota River
Nicollet County, Minnesota · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Csah 24 over Minnesota River in Nicollet County, Minnesota, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1973, making it 52 years old at the 2025 inventory.
- It carries about 1,048 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 11 of the 54 inventoried bridges in Nicollet County rated fair (20.4%); 0 (0.0%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated November 2023, 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 → (44.25753, -94.34178)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 566 ft |
| Location | 0.5 Mi NE of Jct Th 68 |
| NBI structure number | 52504 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | November 2023 |
| 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 Nicollet County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 169 over US 169 Ramp | 1992 | 23,741 | Good |
| Unu 169 over US 169 | 1985 | 22,949 | Good |
| US 169 over Barney Fry Creek | 1965 | 15,300 | Fair |
| Msas 117 over US 14 | 1974 | 14,800 | Fair |
| Msas 116 over US 14 | 1974 | 8,800 | Fair |
| US 169 over Robarts Creek | 2022 | 8,429 | Good |
All bridges nearby: Nicollet County, MN bridge conditions · every bridge in Nicollet County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.