US Bridges

Cth E over Copper River

Fair

Lincoln County, Wisconsin · 1.9M N JCT Sth 64 · Structure no. B35008400000000

Built
1986
39 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
805
2023 count
Owner
County
County Highway Agency

About this bridge

Cth E over Copper River is a prestressed concrete stringer/multi-beam or girder carrying Cth E over Copper River in Lincoln County, Wisconsin. It was built in 1986, so it is 39 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 805 vehicles a day, projected to reach 843 by 2042. The structure is 57 ft (17.4 m) long and 30 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesCth E
CrossesCopper River
Location1.9M N JCT Sth 64
RouteCounty Highway 0E
CountyLincoln County
StateWisconsin
Coordinates45.20617, -89.78633
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating77.4 US tons
Inventory rating41.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length57 ft (17.4 m)
Longest span56 ft (17 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic805 (2023)
Projected traffic843 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cth E over Copper River built?

It was built in 1986, making it 39 years old in 2025.

What condition is Cth E 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 2023.

How much traffic does Cth E over Copper River carry?

About 805 vehicles per day (2023 count).

How long is Cth E over Copper River?

The structure is 57 ft (17.4 m) long with a longest span of 56 ft (17 m) and a deck 30 ft wide.

Who owns Cth E over Copper River?

It is owned by the County Highway Agency.