US Bridges

IH 41 over Ashwaubenon Creek

Fair

Brown County, Wisconsin · 0.6 MI N of Cth S · Structure no. B05016300000000

Built
1988
37 years old, rebuilt 1999
Condition
Fair
inspected October 2023
Type
Culvert
Concrete Continuous
Length
30 ft
3 main spans
Daily traffic
56,400
2023 count
Owner
State
State Highway Agency

About this bridge

IH 41 over Ashwaubenon Creek is a concrete continuous culvert carrying IH 41 over Ashwaubenon Creek in Brown County, Wisconsin. It was built in 1988 and reconstructed in 1999, so it is 37 years old, younger 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 56,400 vehicles a day, roughly 12% of them trucks, projected to reach 68,600 by 2042. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 37.9 mi (61 km).

CarriesIH 41
CrossesAshwaubenon Creek
Location0.6 MI N of Cth S
RouteInterstate 41
Coordinates44.39437, -88.15572
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic56,400 (2023)
Projected traffic68,600 by 2042
Trucks12%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.9 mi (61 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 41 over Ashwaubenon Creek built?

It was built in 1988, making it 37 years old in 2025. It was reconstructed in 1999.

What condition is IH 41 over Ashwaubenon Creek 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 October 2023.

How much traffic does IH 41 over Ashwaubenon Creek carry?

About 56,400 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is IH 41 over Ashwaubenon Creek?

The structure is 30 ft (9.1 m) long with a longest span of 9 ft (2.7 m).

Who owns IH 41 over Ashwaubenon Creek?

It is owned by the State Highway Agency.