US Bridges

Sth 64-STH 107 over Br Copper River

Fair

Lincoln County, Wisconsin · 1.5M E JCT Sth 107 to S · Structure no. B35009700000000

Built
1987
38 years old, rebuilt 2000
Condition
Fair
inspected June 2023
Type
Culvert
Steel
Length
23 ft
2 main spans
Daily traffic
720
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 64-STH 107 over Br Copper River is a steel culvert carrying Sth 64-STH 107 over Br Copper River in Lincoln County, Wisconsin. It was built in 1987 and reconstructed in 2000, so it is 38 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 720 vehicles a day, projected to reach 1,518 by 2042. The structure is 23 ft (7.1 m) long. If it were closed, the detour would be 47.8 mi (77 km).

CarriesSth 64-STH 107
CrossesBr Copper River
Location1.5M E JCT Sth 107 to S
RouteState Highway 64
Coordinates45.16916, -89.83786
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckSteel plate
Main spans2
Design loadHS 20
Structure length23 ft (7.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic720 (2022)
Projected traffic1,518 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed47.8 mi (77 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Sth 64-STH 107 over Br Copper River built?

It was built in 1987, making it 38 years old in 2025. It was reconstructed in 2000.

What condition is Sth 64-STH 107 over Br 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 Sth 64-STH 107 over Br Copper River carry?

About 720 vehicles per day (2022 count).

How long is Sth 64-STH 107 over Br Copper River?

The structure is 23 ft (7.1 m) long with a longest span of 10 ft (3 m).

Who owns Sth 64-STH 107 over Br Copper River?

It is owned by the State Highway Agency.