US Bridges

Ush 12 over Zahrte Creek

Fair

Jackson County, Wisconsin · 0.8M E JCT Cth O to E · Structure no. B27095100000000

Built
1931
94 years old, rebuilt 1987
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
1 main span
Daily traffic
840
2021 count
Owner
State
State Highway Agency

About this bridge

Ush 12 over Zahrte Creek is a steel stringer/multi-beam or girder carrying Ush 12 over Zahrte Creek in Jackson County, Wisconsin. It was built in 1931 and reconstructed in 1987, so it is 94 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 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 840 vehicles a day, roughly 6% of them trucks, projected to reach 1,008 by 2042. The structure is 34 ft (10.4 m) long and 44 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

Location

Open in Google Maps
CarriesUsh 12
CrossesZahrte Creek
Location0.8M E JCT Cth O to E
RouteU.S. Route 12
CountyJackson County
StateWisconsin
Coordinates44.18415, -90.63
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.2 US tons
Inventory rating51.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span33 ft (10.1 m)
Deck width44 ft (13.3 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic840 (2021)
Projected traffic1,008 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ush 12 over Zahrte Creek built?

It was built in 1931, making it 94 years old in 2025. It was reconstructed in 1987.

What condition is Ush 12 over Zahrte 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 September 2023.

How much traffic does Ush 12 over Zahrte Creek carry?

About 840 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Ush 12 over Zahrte Creek?

The structure is 34 ft (10.4 m) long with a longest span of 33 ft (10.1 m) and a deck 44 ft wide.

Who owns Ush 12 over Zahrte Creek?

It is owned by the State Highway Agency.