Cth Y over Sth 29
FairMarathon County, Wisconsin · 3.9 MI E. JCT Cth Q · Structure no. B37037700000000
- Built
- 2005
- 20 years old
- Condition
- Fair
- inspected October 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete Continuous
- Length
- 242 ft
- 2 main spans
- Daily traffic
- 2,800
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
Cth Y over Sth 29 is a prestressed concrete continuous stringer/multi-beam or girder carrying Cth Y over Sth 29 in Marathon County, Wisconsin. It was built in 2005, so it is 20 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 2,800 vehicles a day, roughly 17% of them trucks, projected to reach 3,600 by 2043. The structure is 242 ft (73.7 m) long and 72 ft wide. If it were closed, the detour would be 2.5 mi (4 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 | 8 Very Good | No problems noted. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Cth Y over Sth 29 built?
It was built in 2005, making it 20 years old in 2025.
What condition is Cth Y over Sth 29 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 October 2024.
How much traffic does Cth Y over Sth 29 carry?
About 2,800 vehicles per day (2023 count), of which roughly 17% are trucks.
How long is Cth Y over Sth 29?
The structure is 242 ft (73.7 m) long with a longest span of 121 ft (36.9 m) and a deck 72 ft wide.
Who owns Cth Y over Sth 29?
It is owned by the State Highway Agency.