US Bridges

IH 94-USH 12-STH 3 over Lrd Front ST

Fair

St. Croix County, Wisconsin · 0.2M E JCT Sth 35 to N · Structure no. B55006500000000

Built
1972
53 years old, rebuilt 2019
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
171 ft
3 main spans
Daily traffic
82,400
2023 count
Owner
State
State Highway Agency

About this bridge

IH 94-USH 12-STH 3 over Lrd Front ST is a prestressed concrete continuous stringer/multi-beam or girder carrying IH 94-USH 12-STH 3 over Lrd Front ST in St. Croix County, Wisconsin. It was built in 1972 and reconstructed in 2019, so it is 53 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 82,400 vehicles a day, roughly 18% of them trucks, projected to reach 100,080 by 2041. The structure is 171 ft (52.1 m) long and 140 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

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CarriesIH 94-USH 12-STH 3
CrossesLrd Front ST
Location0.2M E JCT Sth 35 to N
RouteInterstate 94
CountySt. Croix County
StateWisconsin
Coordinates44.96254, -92.75102
Functional classUrban Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length171 ft (52.1 m)
Longest span70 ft (21.3 m)
Deck width140 ft (42.7 m)
Roadway width138 ft (42 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic82,400 (2023)
Projected traffic100,080 by 2041
Trucks18%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 IH 94-USH 12-STH 3 over Lrd Front ST built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2019.

What condition is IH 94-USH 12-STH 3 over Lrd Front ST 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 June 2024.

How much traffic does IH 94-USH 12-STH 3 over Lrd Front ST carry?

About 82,400 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is IH 94-USH 12-STH 3 over Lrd Front ST?

The structure is 171 ft (52.1 m) long with a longest span of 70 ft (21.3 m) and a deck 140 ft wide.

Who owns IH 94-USH 12-STH 3 over Lrd Front ST?

It is owned by the State Highway Agency.