US Bridges

Cth B over IH 41

Good

Fond du Lac County, Wisconsin · 0.5M E JCT Sth 175 · Structure no. B20006700000000

Built
1996
29 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
214 ft
2 main spans
Daily traffic
3,300
2021 count
Owner
State
State Highway Agency

About this bridge

Cth B over IH 41 is a prestressed concrete continuous stringer/multi-beam or girder carrying Cth B over IH 41 in Fond du Lac County, Wisconsin. It was built in 1996, so it is 29 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 3,300 vehicles a day, projected to reach 3,800 by 2042. The structure is 214 ft (65.1 m) long and 67 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCth B
CrossesIH 41
Location0.5M E JCT Sth 175
RouteCounty Highway 0B
Coordinates43.68955, -88.44253
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length214 ft (65.1 m)
Longest span104 ft (31.7 m)
Deck width67 ft (20.4 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,300 (2021)
Projected traffic3,800 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.8 mi (11 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cth B over IH 41 built?

It was built in 1996, making it 29 years old in 2025.

What condition is Cth B 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 April 2023.

How much traffic does Cth B over IH 41 carry?

About 3,300 vehicles per day (2021 count).

How long is Cth B over IH 41?

The structure is 214 ft (65.1 m) long with a longest span of 104 ft (31.7 m) and a deck 67 ft wide.

Who owns Cth B over IH 41?

It is owned by the State Highway Agency.