US Bridges

Sth 36/STH 83 SB over Fox River

Fair

Racine County, Wisconsin · 2.2 MI S JCT Sth 20 · Structure no. B51005600000000

Built
1967
58 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
311 ft
4 main spans
Daily traffic
6,800
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 36/STH 83 SB over Fox River is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 36/STH 83 SB over Fox River in Racine County, Wisconsin. It was built in 1967, 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 6,800 vehicles a day, roughly 8% of them trucks, projected to reach 15,600 by 2040. The structure is 311 ft (94.9 m) long and 36 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesSth 36/STH 83 SB
CrossesFox River
Location2.2 MI S JCT Sth 20
RouteState Highway 36
CountyRacine County
StateWisconsin
Coordinates42.72398, -88.22316
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
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
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 rating52.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length311 ft (94.9 m)
Longest span77 ft (23.4 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,800 (2022)
Projected traffic15,600 by 2040
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Sth 36/STH 83 SB over Fox River built?

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

What condition is Sth 36/STH 83 SB over Fox 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 July 2024.

How much traffic does Sth 36/STH 83 SB over Fox River carry?

About 6,800 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Sth 36/STH 83 SB over Fox River?

The structure is 311 ft (94.9 m) long with a longest span of 77 ft (23.4 m) and a deck 36 ft wide.

Who owns Sth 36/STH 83 SB over Fox River?

It is owned by the State Highway Agency.