Sth 40 over Swift Creek
FairRusk County, Wisconsin · 9.8M N JCT Cth M · Structure no. B54003100000000
- Built
- 1983
- 42 years old
- Condition
- Fair
- inspected April 2024
- Type
- Slab
- Concrete
- Length
- 40 ft
- 1 main span
- Daily traffic
- 810
- 2021 count
- Owner
- State
- State Highway Agency
About this bridge
Sth 40 over Swift Creek is a concrete slab carrying Sth 40 over Swift Creek in Rusk County, Wisconsin. It was built in 1983, so it is 42 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 810 vehicles a day, roughly 11% of them trucks, projected to reach 972 by 2041. The structure is 40 ft (12.2 m) long and 36 ft wide. If it were closed, the detour would be 26.7 mi (43 km).
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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Sth 40 over Swift Creek built?
It was built in 1983, making it 42 years old in 2025.
What condition is Sth 40 over Swift Creek 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 April 2024.
How much traffic does Sth 40 over Swift Creek carry?
About 810 vehicles per day (2021 count), of which roughly 11% are trucks.
How long is Sth 40 over Swift Creek?
The structure is 40 ft (12.2 m) long with a longest span of 38 ft (11.6 m) and a deck 36 ft wide.
Who owns Sth 40 over Swift Creek?
It is owned by the State Highway Agency.