US Bridges

Cth H over Wolf River

Fair

Eau Claire County, Wisconsin · 1.8M N Cth Mm · Structure no. B18008500000000

Built
1975
50 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
102 ft
3 main spans
Daily traffic
373
2024 count
Owner
County
County Highway Agency

About this bridge

Cth H over Wolf River is a concrete continuous slab carrying Cth H over Wolf River in Eau Claire County, Wisconsin. It was built in 1975, so it is 50 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 373 vehicles a day, projected to reach 507 by 2043. The structure is 102 ft (31 m) long and 36 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesCth H
CrossesWolf River
Location1.8M N Cth Mm
RouteCounty Highway 0H
CountyEau Claire County
StateWisconsin
Coordinates44.85414, -90.93978
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
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 inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.8 US tons
Inventory rating26.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length102 ft (31 m)
Longest span41 ft (12.5 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic373 (2024)
Projected traffic507 by 2043
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 H over Wolf River built?

It was built in 1975, making it 50 years old in 2025.

What condition is Cth H 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 September 2024.

How much traffic does Cth H over Wolf River carry?

About 373 vehicles per day (2024 count).

How long is Cth H over Wolf River?

The structure is 102 ft (31 m) long with a longest span of 41 ft (12.5 m) and a deck 36 ft wide.

Who owns Cth H over Wolf River?

It is owned by the County Highway Agency.