Sth 42 Sb-Sth 57 S over Lrd Green Bay RD
FairDoor County, Wisconsin · 2.8M S JCT Cth Tt · Structure no. B15000500000000
- Built
- 1977
- 48 years old
- Condition
- Fair
- inspected March 2024
- Type
- Slab
- Concrete Continuous
- Length
- 110 ft
- 3 main spans
- Daily traffic
- 7,750
- 2024 count
- Owner
- State
- State Highway Agency
About this bridge
Sth 42 Sb-Sth 57 S over Lrd Green Bay RD is a concrete continuous slab carrying Sth 42 Sb-Sth 57 S over Lrd Green Bay RD in Door County, Wisconsin. It was built in 1977, so it is 48 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 7,750 vehicles a day, roughly 3% of them trucks, projected to reach 15,130 by 2043. The structure is 110 ft (33.4 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Sth 42 Sb-Sth 57 S over Lrd Green Bay RD built?
It was built in 1977, making it 48 years old in 2025.
What condition is Sth 42 Sb-Sth 57 S over Lrd Green Bay RD 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 March 2024.
How much traffic does Sth 42 Sb-Sth 57 S over Lrd Green Bay RD carry?
About 7,750 vehicles per day (2024 count), of which roughly 3% are trucks.
How long is Sth 42 Sb-Sth 57 S over Lrd Green Bay RD?
The structure is 110 ft (33.4 m) long with a longest span of 47 ft (14.3 m) and a deck 41 ft wide.
Who owns Sth 42 Sb-Sth 57 S over Lrd Green Bay RD?
It is owned by the State Highway Agency.