US Bridges

Cth T over Vermillion River

Good

Barron County, Wisconsin · 4.2M E JCT Cth P · Structure no. B03012200000000

Built
1991
34 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
38 ft
1 main span
Daily traffic
670
2021 count
Owner
County
County Highway Agency

About this bridge

Cth T over Vermillion River is a concrete slab carrying Cth T over Vermillion River in Barron County, Wisconsin. It was built in 1991, so it is 34 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 670 vehicles a day, projected to reach 959 by 2042. The structure is 38 ft (11.6 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCth T
CrossesVermillion River
Location4.2M E JCT Cth P
RouteCounty Highway 0T
Coordinates45.48114, -91.96484
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.4 US tons
Inventory rating51.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span36 ft (11 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic670 (2021)
Projected traffic959 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 T over Vermillion River built?

It was built in 1991, making it 34 years old in 2025.

What condition is Cth T over Vermillion River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Cth T over Vermillion River carry?

About 670 vehicles per day (2021 count).

How long is Cth T over Vermillion River?

The structure is 38 ft (11.6 m) long with a longest span of 36 ft (11 m) and a deck 34 ft wide.

Who owns Cth T over Vermillion River?

It is owned by the County Highway Agency.