US Bridges

Ush 12 over Jackson Creek

Fair

Walworth County, Wisconsin · 2.6 MI E JCT IH 43 · Structure no. B64006100000000

Built
1968
57 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete Continuous
Length
36 ft
3 main spans
Daily traffic
18,800
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 12 over Jackson Creek is a concrete continuous culvert carrying Ush 12 over Jackson Creek in Walworth County, Wisconsin. It was built in 1968, so it is 57 years old, older 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 18,800 vehicles a day, roughly 13% of them trucks, projected to reach 14,500 by 2043. The structure is 36 ft (11 m) long. If it were closed, the detour would be 19.9 mi (32 km).

CarriesUsh 12
CrossesJackson Creek
Location2.6 MI E JCT IH 43
RouteU.S. Route 12
Coordinates42.64219, -88.4949
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length36 ft (11 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,800 (2022)
Projected traffic14,500 by 2043
Trucks13%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Ush 12 over Jackson Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Ush 12 over Jackson 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 Ush 12 over Jackson Creek carry?

About 18,800 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is Ush 12 over Jackson Creek?

The structure is 36 ft (11 m) long with a longest span of 11 ft (3.4 m).

Who owns Ush 12 over Jackson Creek?

It is owned by the State Highway Agency.