US Bridges

Cth O over Red Cedar River

Fair

Barron County, Wisconsin · 1.0M W JCT Cth Ss · Structure no. B03014500000000

Built
1999
26 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
231 ft
3 main spans
Daily traffic
10,600
2021 count
Owner
County
County Highway Agency

About this bridge

Cth O over Red Cedar River is a prestressed concrete continuous stringer/multi-beam or girder carrying Cth O over Red Cedar River in Barron County, Wisconsin. It was built in 1999, so it is 26 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 10,600 vehicles a day, projected to reach 12,830 by 2043. The structure is 231 ft (70.5 m) long and 40 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesCth O
CrossesRed Cedar River
Location1.0M W JCT Cth Ss
RouteCounty Highway 0O
Coordinates45.4729, -91.74566
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 36 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.7 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length231 ft (70.5 m)
Longest span76 ft (23.2 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,600 (2021)
Projected traffic12,830 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 O over Red Cedar River built?

It was built in 1999, making it 26 years old in 2025.

What condition is Cth O over Red Cedar 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 May 2024.

How much traffic does Cth O over Red Cedar River carry?

About 10,600 vehicles per day (2021 count).

How long is Cth O over Red Cedar River?

The structure is 231 ft (70.5 m) long with a longest span of 76 ft (23.2 m) and a deck 40 ft wide.

Who owns Cth O over Red Cedar River?

It is owned by the County Highway Agency.