Csah 14 over S Br Mid Fk Zumbro River
Olmsted County, Minnesota · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Csah 14 over S Br Mid Fk Zumbro River in Olmsted 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 1963, making it 62 years old at the 2025 inventory.
- It carries about 1,200 vehicles a day (traffic count year 2018).
- Its listed owner is the county highway agency.
- It is one of 127 of the 367 inventoried bridges in Olmsted County rated fair (34.6%); 5 (1.4%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: deck 6 to 5.
- Its most recent inspection on record is dated November 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 → (44.11193, -92.61331)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 5 | Fair condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 180 ft |
| Location | 1.3 Mi E of Jct CR 105 |
| NBI structure number | 55506 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | November 2024 |
| 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 Olmsted County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 52 over Stream | 2005 | 52,227 | Good |
| US 52 over Kings Run | 2005 | 52,227 | Fair |
| US 52 over Cascade Creek | 2004 | 46,000 | Good |
| US 52 over US 14(CIVIC Center Dr) | 2004 | 45,000 | Good |
| US 52 over US 14(CIVIC Center Dr) | 2004 | 42,317 | Good |
| US 52 over Cascade Creek | 2004 | 42,317 | Good |
All bridges nearby: Olmsted County, MN bridge conditions · every bridge in Olmsted County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.