Cth G over Flambeau River
Rusk County, Wisconsin · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Cth G over Flambeau River in Rusk County, Wisconsin, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1979, making it 46 years old at the 2025 inventory.
- It carries about 3,105 vehicles a day (traffic count year 2024).
- Its listed owner is the county highway agency.
- It is one of 86 of the 150 inventoried bridges in Rusk County rated fair (57.3%); 14 (9.3%) 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: superstructure 8 to 9.
- Its most recent inspection on record is dated April 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 → (45.45861, -91.08417)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 8 | 9 | Excellent condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous prestressed concrete stringer or multi-beam girder |
| Length | about 242 ft |
| Location | 0.5M N Jct Cth P--7 |
| NBI structure number | B54002300000000 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 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 Wisconsin department of transportation.
Busiest bridges in Rusk County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ush 8-3rd St over Flambeau River | 1993 | 6,100 | Fair |
| Sth 27 over Flambeau River | 1988 | 5,500 | Good |
| Ush 8 over Soft Maple Creek | 2018 | 4,100 | Good |
| Ush 8-arthur St over Chippewa River 22 | 1996 | 3,800 | Fair |
| Ush 8 over Little Soft Maple Creek | 1938 | 3,400 | Poor |
| Sth 27 over Thornapple River | 2016 | 2,700 | Good |
All bridges nearby: Rusk County, WI bridge conditions · every bridge in Rusk County · Wisconsin bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.