Cth B over Duncan Creek
Chippewa County, Wisconsin · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Cth B over Duncan Creek in Chippewa County, Wisconsin, 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 2000, making it 25 years old at the 2025 inventory.
- It carries about 830 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 200 of the 359 inventoried bridges in Chippewa County rated fair (55.7%); 40 (11.1%) are rated poor.
- 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 → (45.00386, -91.43208)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 5 | Fair condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Concrete slab |
| Length | about 171 ft |
| Location | 0.3 M E Cth Q |
| NBI structure number | B09023200000000 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Wisconsin department of transportation.
Busiest bridges in Chippewa County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Sth 29 over Unnamed Creek | 2004 | 28,300 | Good |
| Ush 53 over Br Chippewa River | 1971 | 22,200 | Fair |
| Ush 53 over Tilden Creek | 1970 | 17,600 | Fair |
| Ush 53 SB over Duncan Creek | 1971 | 17,600 | Good |
| Ush 53 N over Duncan Creek | 1971 | 17,600 | Good |
| Ush 53 S over Sth 124 | 2002 | 17,400 | Fair |
All bridges nearby: Chippewa County, WI bridge conditions · every bridge in Chippewa County · Wisconsin bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.