US Bridges

Ush 12 over Rush River

Fair

St. Croix County, Wisconsin · 2.6M E JCT Cth Tt · Structure no. B55012200000000

Built
1994
31 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
44 ft
1 main span
Daily traffic
3,000
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 12 over Rush River is a concrete slab carrying Ush 12 over Rush River in St. Croix County, Wisconsin. It was built in 1994, so it is 31 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 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 3,000 vehicles a day, roughly 7% of them trucks, projected to reach 3,600 by 2043. The structure is 44 ft (13.4 m) long and 38 ft wide. If it were closed, the detour would be 23.6 mi (38 km).

Location

Open in Google Maps
CarriesUsh 12
CrossesRush River
Location2.6M E JCT Cth Tt
RouteU.S. Route 12
CountySt. Croix County
StateWisconsin
Coordinates44.97795, -92.38274
Functional classRural Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.6 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span42 ft (12.8 m)
Deck width38 ft (11.5 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2022)
Projected traffic3,600 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23.6 mi (38 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 Rush River built?

It was built in 1994, making it 31 years old in 2025.

What condition is Ush 12 over Rush River 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 2024.

How much traffic does Ush 12 over Rush River carry?

About 3,000 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Ush 12 over Rush River?

The structure is 44 ft (13.4 m) long with a longest span of 42 ft (12.8 m) and a deck 38 ft wide.

Who owns Ush 12 over Rush River?

It is owned by the State Highway Agency.