US Bridges

Sth 23 WB over IH 41

Good

Fond du Lac County, Wisconsin · At Intersection · Structure no. B20017800000000

Built
2008
17 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
202 ft
2 main spans
Daily traffic
14,500
2023 count
Owner
State
State Highway Agency

About this bridge

Sth 23 WB over IH 41 is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 23 WB over IH 41 in Fond du Lac County, Wisconsin. It was built in 2008, so it is 17 years old, younger 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 14,500 vehicles a day, projected to reach 33,740 by 2042. The structure is 202 ft (61.6 m) long and 64 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSth 23 WB
CrossesIH 41
LocationAt Intersection
RouteState Highway 23
Coordinates43.78465, -88.48215
Functional classUrban Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.6 US tons
Inventory rating50 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length202 ft (61.6 m)
Longest span99 ft (30.2 m)
Deck width64 ft (19.4 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,500 (2023)
Projected traffic33,740 by 2042
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sth 23 WB over IH 41 built?

It was built in 2008, making it 17 years old in 2025.

What condition is Sth 23 WB over IH 41 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 2023.

How much traffic does Sth 23 WB over IH 41 carry?

About 14,500 vehicles per day (2023 count).

How long is Sth 23 WB over IH 41?

The structure is 202 ft (61.6 m) long with a longest span of 99 ft (30.2 m) and a deck 64 ft wide.

Who owns Sth 23 WB over IH 41?

It is owned by the State Highway Agency.