US Bridges

Ush 8 over Wolf River

Fair

Forest County, Wisconsin · 6.4M E JCT Ush 45 to N · Structure no. B21000100000000

Built
1960
65 years old, rebuilt 1982
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
138 ft
3 main spans
Daily traffic
3,400
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 8 over Wolf River is a steel continuous stringer/multi-beam or girder carrying Ush 8 over Wolf River in Forest County, Wisconsin. It was built in 1960 and reconstructed in 1982, so it is 65 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 3,400 vehicles a day, roughly 9% of them trucks, projected to reach 6,280 by 2042. The structure is 138 ft (42.2 m) long and 36 ft wide. If it were closed, the detour would be 56.5 mi (91 km).

Location

Open in Google Maps
CarriesUsh 8
CrossesWolf River
Location6.4M E JCT Ush 45 to N
RouteU.S. Route 8
CountyForest County
StateWisconsin
Coordinates45.57218, -89.01841
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length138 ft (42.2 m)
Longest span52 ft (15.8 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (2022)
Projected traffic6,280 by 2042
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed56.5 mi (91 km)
TollOn a free road
National Highway SystemYes

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 Ush 8 over Wolf River built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1982.

What condition is Ush 8 over Wolf 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 Ush 8 over Wolf River carry?

About 3,400 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is Ush 8 over Wolf River?

The structure is 138 ft (42.2 m) long with a longest span of 52 ft (15.8 m) and a deck 36 ft wide.

Who owns Ush 8 over Wolf River?

It is owned by the State Highway Agency.