IH 39 SB / IH 90 E over Ush 51
FairDane County, Wisconsin · 1.7M E JCT Sth 19 to E · Structure no. B13009800000000
- Built
- 1960
- 65 years old, rebuilt 1984
- Condition
- Fair
- inspected November 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 256 ft
- 4 main spans
- Daily traffic
- 34,500
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
IH 39 SB / IH 90 E over Ush 51 is a steel continuous stringer/multi-beam or girder carrying IH 39 SB / IH 90 E over Ush 51 in Dane County, Wisconsin. It was built in 1960 and reconstructed in 1984, so it is 65 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 34,500 vehicles a day, roughly 17% of them trucks, projected to reach 41,400 by 2042. The structure is 256 ft (77.9 m) long and 86 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 | 7 Good | Some minor problems. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was IH 39 SB / IH 90 E over Ush 51 built?
It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1984.
What condition is IH 39 SB / IH 90 E over Ush 51 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 November 2024.
How much traffic does IH 39 SB / IH 90 E over Ush 51 carry?
About 34,500 vehicles per day (2022 count), of which roughly 17% are trucks.
How long is IH 39 SB / IH 90 E over Ush 51?
The structure is 256 ft (77.9 m) long with a longest span of 78 ft (23.8 m) and a deck 86 ft wide.
Who owns IH 39 SB / IH 90 E over Ush 51?
It is owned by the State Highway Agency.