US Bridges

Cth Nn over Br S Fk Bad Axe River

Fair

Vernon County, Wisconsin · 1.8M E JCT Cth N · Structure no. B62023400000000

Built
2007
18 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete
Length
39 ft
1 main span
Daily traffic
104
2022 count
Owner
County
County Highway Agency

About this bridge

Cth Nn over Br S Fk Bad Axe River is a concrete slab carrying Cth Nn over Br S Fk Bad Axe River in Vernon County, Wisconsin. It was built in 2007, so it is 18 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 104 vehicles a day, roughly 6% of them trucks, projected to reach 114 by 2043. The structure is 39 ft (11.9 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCth Nn
CrossesBr S Fk Bad Axe River
Location1.8M E JCT Cth N
RouteCounty Highway 0NN
Coordinates43.50342, -90.99855
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating80.5 US tons
Inventory rating48.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length39 ft (11.9 m)
Longest span36 ft (11 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic104 (2022)
Projected traffic114 by 2043
Trucks6%
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 Nn over Br S Fk Bad Axe River built?

It was built in 2007, making it 18 years old in 2025.

What condition is Cth Nn over Br S Fk Bad Axe 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 August 2024.

How much traffic does Cth Nn over Br S Fk Bad Axe River carry?

About 104 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Cth Nn over Br S Fk Bad Axe River?

The structure is 39 ft (11.9 m) long with a longest span of 36 ft (11 m) and a deck 32 ft wide.

Who owns Cth Nn over Br S Fk Bad Axe River?

It is owned by the County Highway Agency.