Ush 51 NB over Ush B51 SB
FairMarathon County, Wisconsin · 2.1M N JCT Sth 29 to W · Structure no. B37015300000000
- Built
- 1975
- 50 years old, rebuilt 2014
- Condition
- Fair
- inspected June 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 426 ft
- 4 main spans
- Daily traffic
- 13,500
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
Ush 51 NB over Ush B51 SB is a steel continuous stringer/multi-beam or girder carrying Ush 51 NB over Ush B51 SB in Marathon County, Wisconsin. It was built in 1975 and reconstructed in 2014, so it is 50 years old, older than the Wisconsin average of 40.3 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 13,500 vehicles a day, roughly 12% of them trucks, projected to reach 41,000 by 2043. The structure is 426 ft (129.9 m) long and 43 ft wide.
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 8 Very Good | No problems noted. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Ush 51 NB over Ush B51 SB built?
It was built in 1975, making it 50 years old in 2025. It was reconstructed in 2014.
What condition is Ush 51 NB over Ush B51 SB in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.
How much traffic does Ush 51 NB over Ush B51 SB carry?
About 13,500 vehicles per day (2023 count), of which roughly 12% are trucks.
How long is Ush 51 NB over Ush B51 SB?
The structure is 426 ft (129.9 m) long with a longest span of 141 ft (43 m) and a deck 43 ft wide.
Who owns Ush 51 NB over Ush B51 SB?
It is owned by the State Highway Agency.