US Bridges

Ush 12 WB over Sth 120

Fair

Walworth County, Wisconsin · 1.2 MI W JCT Sth 50 · Structure no. B64003200000000

Built
1967
58 years old, rebuilt 2003
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
190 ft
2 main spans
Daily traffic
11,850
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 12 WB over Sth 120 is a steel continuous stringer/multi-beam or girder carrying Ush 12 WB over Sth 120 in Walworth County, Wisconsin. It was built in 1967 and reconstructed in 2003, so it is 58 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 11,850 vehicles a day, roughly 8% of them trucks, projected to reach 13,020 by 2042. The structure is 190 ft (57.8 m) long and 52 ft wide.

CarriesUsh 12 WB
CrossesSth 120
Location1.2 MI W JCT Sth 50
RouteU.S. Route 12
Coordinates42.60871, -88.42072
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length190 ft (57.8 m)
Longest span93 ft (28.3 m)
Deck width52 ft (16 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,850 (2022)
Projected traffic13,020 by 2042
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ush 12 WB over Sth 120 built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2003.

What condition is Ush 12 WB over Sth 120 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 April 2023.

How much traffic does Ush 12 WB over Sth 120 carry?

About 11,850 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Ush 12 WB over Sth 120?

The structure is 190 ft (57.8 m) long with a longest span of 93 ft (28.3 m) and a deck 52 ft wide.

Who owns Ush 12 WB over Sth 120?

It is owned by the State Highway Agency.