Cth Nn over Br Buffalo River
Trempealeau County, Wisconsin · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Cth Nn over Br Buffalo River in Trempealeau County, Wisconsin, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2003, making it 22 years old at the 2025 inventory.
- It carries about 636 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 116 of the 259 inventoried bridges in Trempealeau County rated good (44.8%); 33 (12.7%) 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 → (44.58664, -91.21764)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Concrete slab |
| Length | about 27 ft |
| Location | 0.6M N Jct Ush 10 |
| NBI structure number | B61017600000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Wisconsin department of transportation.
Busiest bridges in Trempealeau County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ih 94 EB over Cth Nn / Buffalo River S | 2020 | 13,950 | Good |
| Ih 94 WB over Cth Nn / Buffalo River S | 2019 | 13,950 | Good |
| Ih 94 EB over Buffalo River | 2020 | 13,950 | Good |
| Ih 94 WB over Buffalo River | 2019 | 13,950 | Good |
| Ush 10 E and W over Ih 94 | 2003 | 8,600 | Fair |
| Sth 54-sth 93 over Little Tamarack Creek | 1951 | 7,900 | Good |
All bridges nearby: Trempealeau County, WI bridge conditions · every bridge in Trempealeau County · Wisconsin bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.