US Bridges

Ush 12 over Wilson Creek

Poor

Dunn County, Wisconsin · 1.7M E JCT Cth O to N · Structure no. B17097900000000

Built
1934
91 years old, rebuilt 1976
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
76 ft
1 main span
Daily traffic
2,900
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 12 over Wilson Creek is a steel stringer/multi-beam or girder carrying Ush 12 over Wilson Creek in Dunn County, Wisconsin. It was built in 1934 and reconstructed in 1976, so it is 91 years old, older than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 2,900 vehicles a day, roughly 4% of them trucks, projected to reach 3,480 by 2043. The structure is 76 ft (23.3 m) long and 43 ft wide. If it were closed, the detour would be 36.7 mi (59 km).

CarriesUsh 12
CrossesWilson Creek
Location1.7M E JCT Cth O to N
RouteU.S. Route 12
Coordinates44.9436, -92.03621
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 12 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 alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating25 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length76 ft (23.3 m)
Longest span72 ft (22 m)
Deck width43 ft (13.2 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,900 (2022)
Projected traffic3,480 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed36.7 mi (59 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$445,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Ush 12 over Wilson Creek built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 1976.

What condition is Ush 12 over Wilson Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Ush 12 over Wilson Creek carry?

About 2,900 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Ush 12 over Wilson Creek?

The structure is 76 ft (23.3 m) long with a longest span of 72 ft (22 m) and a deck 43 ft wide.

Who owns Ush 12 over Wilson Creek?

It is owned by the State Highway Agency.