US Bridges

Cth K over Annis Creek

Fair

Dunn County, Wisconsin · 1.8M N JCT Ush 12 · Structure no. B17013500000000

Built
1991
34 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete
Length
34 ft
1 main span
Daily traffic
539
2024 count
Owner
County
County Highway Agency

About this bridge

Cth K over Annis Creek is a concrete slab carrying Cth K over Annis Creek in Dunn 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 fair condition with a lowest component rating of 5 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 539 vehicles a day, projected to reach 557 by 2043. The structure is 34 ft (10.3 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCth K
CrossesAnnis Creek
Location1.8M N JCT Ush 12
RouteCounty Highway 0K
CountyDunn County
StateWisconsin
Coordinates44.97366, -92.033
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.4 US tons
Inventory rating44.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length34 ft (10.3 m)
Longest span32 ft (9.8 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic539 (2024)
Projected traffic557 by 2043
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 K over Annis Creek built?

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

What condition is Cth K over Annis Creek 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 July 2024.

How much traffic does Cth K over Annis Creek carry?

About 539 vehicles per day (2024 count).

How long is Cth K over Annis Creek?

The structure is 34 ft (10.3 m) long with a longest span of 32 ft (9.8 m) and a deck 32 ft wide.

Who owns Cth K over Annis Creek?

It is owned by the County Highway Agency.