Ush 12 over Spring Brook
Walworth County, Wisconsin · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ush 12 over Spring Brook in Walworth County, Wisconsin, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 2002, making it 23 years old at the 2025 inventory.
- It carries about 7,500 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 71 of the 215 inventoried bridges in Walworth County rated good (33.0%); 8 (3.7%) 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 April 2023, on a 48-month routine inspection cycle.
- 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 → (42.81996, -88.74284)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 27 ft |
| Location | 0.12 Mi E Jct Sth 89 |
| NBI structure number | B64013100000000 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 2023 |
| Inspection interval (item 91) | 48 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 Walworth County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ih 43 over Br Jackson Creek | 1976 | 23,700 | Good |
| Ush 12 over White River | 1967 | 22,200 | Fair |
| Ih 43 over Br Jackson Creek | 1976 | 21,900 | Fair |
| Ush 12 over Como Creek | 1967 | 21,700 | Fair |
| Ih 43 over Swan Creek | 1976 | 21,700 | Fair |
| Ih 43 SB over Sth 20 | 1971 | 21,600 | Fair |
All bridges nearby: Walworth County, WI bridge conditions · every bridge in Walworth County · Wisconsin bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.