US Bridges

Sth 21-CONGRESS ST over Fox River

Good

Winnebago County, Wisconsin · 0.9M E JCT Ush 41 to N · Structure no. B70009100030000

Built
1982
43 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
219 ft
2 main spans
Daily traffic
20,600
2024 count
Owner
State
State Highway Agency

About this bridge

Sth 21-CONGRESS ST over Fox River is a steel continuous stringer/multi-beam or girder carrying Sth 21-CONGRESS ST over Fox River in Winnebago County, Wisconsin. It was built in 1982, so it is 43 years old, older than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20,600 vehicles a day, projected to reach 19,998 by 2043. The structure is 219 ft (66.8 m) long and 67 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSth 21-CONGRESS ST
CrossesFox River
Location0.9M E JCT Ush 41 to N
RouteState Highway 21
Coordinates44.03425, -88.5626
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.2 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length219 ft (66.8 m)
Longest span115 ft (35.1 m)
Deck width67 ft (20.3 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,600 (2024)
Projected traffic19,998 by 2043
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5.6 mi (9 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 21-CONGRESS ST over Fox River built?

It was built in 1982, making it 43 years old in 2025.

What condition is Sth 21-CONGRESS ST over Fox River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does Sth 21-CONGRESS ST over Fox River carry?

About 20,600 vehicles per day (2024 count).

How long is Sth 21-CONGRESS ST over Fox River?

The structure is 219 ft (66.8 m) long with a longest span of 115 ft (35.1 m) and a deck 67 ft wide.

Who owns Sth 21-CONGRESS ST over Fox River?

It is owned by the State Highway Agency.