IH 43 SB / Sth 81 over IH 39 / IH 90
GoodRock County, Wisconsin · 6.9M S JCT Sth 140 to S · Structure no. B53030200000000
- Built
- 2021
- 4 years old
- Condition
- Good
- inspected July 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete Continuous
- Length
- 273 ft
- 2 main spans
- Daily traffic
- 18,800
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
IH 43 SB / Sth 81 over IH 39 / IH 90 is a prestressed concrete continuous stringer/multi-beam or girder carrying IH 43 SB / Sth 81 over IH 39 / IH 90 in Rock County, Wisconsin. It was built in 2021, so it is 4 years old, younger than the Wisconsin average of 40.3 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 18,800 vehicles a day, roughly 10% of them trucks, projected to reach 24,900 by 2040. The structure is 273 ft (83.2 m) long and 50 ft wide.
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 8 Very Good | No problems noted. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was IH 43 SB / Sth 81 over IH 39 / IH 90 built?
It was built in 2021, making it 4 years old in 2025.
What condition is IH 43 SB / Sth 81 over IH 39 / IH 90 in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.
How much traffic does IH 43 SB / Sth 81 over IH 39 / IH 90 carry?
About 18,800 vehicles per day (2022 count), of which roughly 10% are trucks.
How long is IH 43 SB / Sth 81 over IH 39 / IH 90?
The structure is 273 ft (83.2 m) long with a longest span of 134 ft (40.8 m) and a deck 50 ft wide.
Who owns IH 43 SB / Sth 81 over IH 39 / IH 90?
It is owned by the State Highway Agency.