US Bridges

IH 43-STH 32 over Sucker Creek

Fair

Ozaukee County, Wisconsin · 3.7M N JCT Sth 32 to S · Structure no. B45006400000000

Built
1974
51 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete Continuous
Length
31 ft
2 main spans
Daily traffic
26,300
2022 count
Owner
State
State Highway Agency

About this bridge

IH 43-STH 32 over Sucker Creek is a concrete continuous culvert carrying IH 43-STH 32 over Sucker Creek in Ozaukee County, Wisconsin. It was built in 1974, so it is 51 years old, older 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 5 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 26,300 vehicles a day, roughly 15% of them trucks, projected to reach 31,560 by 2042. The structure is 31 ft (9.6 m) long. If it were closed, the detour would be 2.5 mi (4 km).

CarriesIH 43-STH 32
CrossesSucker Creek
Location3.7M N JCT Sth 32 to S
RouteInterstate 43
Coordinates43.45213, -87.83257
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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating41.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length31 ft (9.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,300 (2022)
Projected traffic31,560 by 2042
Trucks15%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 43-STH 32 over Sucker Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is IH 43-STH 32 over Sucker 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 May 2024.

How much traffic does IH 43-STH 32 over Sucker Creek carry?

About 26,300 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is IH 43-STH 32 over Sucker Creek?

The structure is 31 ft (9.6 m) long with a longest span of 10 ft (3 m).

Who owns IH 43-STH 32 over Sucker Creek?

It is owned by the State Highway Agency.