US Bridges

IH 41 SB over Cth U

Good

Outagamie County, Wisconsin · 2.7M S JCT Cth S · Structure no. B44015900000000

Built
1999
26 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
141 ft
2 main spans
Daily traffic
26,700
2021 count
Owner
State
State Highway Agency

About this bridge

IH 41 SB over Cth U is a prestressed concrete continuous stringer/multi-beam or girder carrying IH 41 SB over Cth U in Outagamie County, Wisconsin. It was built in 1999, so it is 26 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 26,700 vehicles a day, roughly 10% of them trucks, projected to reach 24,801 by 2042. The structure is 141 ft (43 m) long and 42 ft wide.

CarriesIH 41 SB
CrossesCth U
Location2.7M S JCT Cth S
RouteInterstate 41
Coordinates44.34988, -88.1932
Functional classUrban Principal Arterial - Interstate

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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length141 ft (43 m)
Longest span68 ft (20.7 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,700 (2021)
Projected traffic24,801 by 2042
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 IH 41 SB over Cth U built?

It was built in 1999, making it 26 years old in 2025.

What condition is IH 41 SB over Cth U 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 July 2023.

How much traffic does IH 41 SB over Cth U carry?

About 26,700 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is IH 41 SB over Cth U?

The structure is 141 ft (43 m) long with a longest span of 68 ft (20.7 m) and a deck 42 ft wide.

Who owns IH 41 SB over Cth U?

It is owned by the State Highway Agency.