Sth 78 over Ush 18-USH 151
FairDane County, Wisconsin · 4.8M N JCT Cth H to S · Structure no. B13030400000000
- Built
- 1984
- 41 years old
- Condition
- Fair
- inspected September 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 231 ft
- 2 main spans
- Daily traffic
- 5,200
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
Sth 78 over Ush 18-USH 151 is a steel continuous stringer/multi-beam or girder carrying Sth 78 over Ush 18-USH 151 in Dane County, Wisconsin. It was built in 1984, so it is 41 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 5,200 vehicles a day, roughly 8% of them trucks, projected to reach 6,240 by 2043. The structure is 231 ft (70.3 m) long and 71 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 | 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 78 over Ush 18-USH 151 built?
It was built in 1984, making it 41 years old in 2025.
What condition is Sth 78 over Ush 18-USH 151 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 September 2024.
How much traffic does Sth 78 over Ush 18-USH 151 carry?
About 5,200 vehicles per day (2022 count), of which roughly 8% are trucks.
How long is Sth 78 over Ush 18-USH 151?
The structure is 231 ft (70.3 m) long with a longest span of 112 ft (34.1 m) and a deck 71 ft wide.
Who owns Sth 78 over Ush 18-USH 151?
It is owned by the State Highway Agency.