Sth 40 over Sinking Creek
FairDunn County, Wisconsin · 2.1M N JCT Cth E · Structure no. B17012000000000
- Built
- 1990
- 35 years old
- Condition
- Fair
- inspected August 2024
- Type
- Slab
- Concrete
- Length
- 38 ft
- 1 main span
- Daily traffic
- 1,400
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
Sth 40 over Sinking Creek is a concrete slab carrying Sth 40 over Sinking Creek in Dunn County, Wisconsin. It was built in 1990, so it is 35 years old, younger 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 1,400 vehicles a day, roughly 8% of them trucks, projected to reach 1,680 by 2043. The structure is 38 ft (11.5 m) long and 38 ft wide. If it were closed, the detour would be 37.9 mi (61 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 Sinking Creek built?
It was built in 1990, making it 35 years old in 2025.
What condition is Sth 40 over Sinking 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 August 2024.
How much traffic does Sth 40 over Sinking Creek carry?
About 1,400 vehicles per day (2022 count), of which roughly 8% are trucks.
How long is Sth 40 over Sinking Creek?
The structure is 38 ft (11.5 m) long with a longest span of 36 ft (11 m) and a deck 38 ft wide.
Who owns Sth 40 over Sinking Creek?
It is owned by the State Highway Agency.