Cth Mm over Copper River
FairPosted for loadLincoln County, Wisconsin · 1.3M N JCT Sth 64 · Structure no. B35001700000000
- Built
- 1966
- 59 years old
- Condition
- Fair
- inspected June 2024
- Type
- Slab
- Concrete Continuous
- Length
- 108 ft
- 3 main spans
- Daily traffic
- 282
- 2023 count
- Owner
- County
- County Highway Agency
About this bridge
Cth Mm over Copper River is a concrete continuous slab carrying Cth Mm over Copper River in Lincoln County, Wisconsin. It was built in 1966, so it is 59 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.
It carries about 282 vehicles a day, projected to reach 299 by 2043. The structure is 108 ft (33 m) long and 35 ft wide. If it were closed, the detour would be 8.7 mi (14 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Cth Mm over Copper River built?
It was built in 1966, making it 59 years old in 2025.
What condition is Cth Mm over Copper River 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 June 2024.
How much traffic does Cth Mm over Copper River carry?
About 282 vehicles per day (2023 count).
How long is Cth Mm over Copper River?
The structure is 108 ft (33 m) long with a longest span of 44 ft (13.3 m) and a deck 35 ft wide.
Who owns Cth Mm over Copper River?
It is owned by the County Highway Agency.