US Bridges

Sth 33 over Fox River

Fair

Columbia County, Wisconsin · 1.7M E JCT Ush 51 · Structure no. B11012200000000

Built
1936
89 years old, rebuilt 1988
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
57 ft
1 main span
Daily traffic
8,000
2021 count
Owner
State
State Highway Agency

About this bridge

Sth 33 over Fox River is a steel stringer/multi-beam or girder carrying Sth 33 over Fox River in Columbia County, Wisconsin. It was built in 1936 and reconstructed in 1988, so it is 89 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 8,000 vehicles a day, roughly 3% of them trucks, projected to reach 9,600 by 2041. The structure is 57 ft (17.3 m) long and 42 ft wide. If it were closed, the detour would be 10.6 mi (17 km).

CarriesSth 33
CrossesFox River
Location1.7M E JCT Ush 51
RouteState Highway 33
Coordinates43.55416, -89.43471
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
Deck7 GoodSome minor problems.
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 rating54 US tons
Inventory rating32.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length57 ft (17.3 m)
Longest span52 ft (16 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,000 (2021)
Projected traffic9,600 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed10.6 mi (17 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 Sth 33 over Fox River built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1988.

What condition is Sth 33 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 33 over Fox River carry?

About 8,000 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Sth 33 over Fox River?

The structure is 57 ft (17.3 m) long with a longest span of 52 ft (16 m) and a deck 42 ft wide.

Who owns Sth 33 over Fox River?

It is owned by the State Highway Agency.