US Bridges

IH Ramp IH 43 Sb-S over Bower Creek

Fair

Brown County, Wisconsin · 0.8M E JCT Cth V · Structure no. B05019100000000

Built
1979
46 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete Continuous
Length
35 ft
3 main spans
Daily traffic
19,100
2022 count
Owner
State
State Highway Agency

About this bridge

IH Ramp IH 43 Sb-S over Bower Creek is a concrete continuous culvert carrying IH Ramp IH 43 Sb-S over Bower Creek in Brown County, Wisconsin. It was built in 1979, so it is 46 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 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 19,100 vehicles a day, roughly 15% of them trucks, projected to reach 36,220 by 2043. The structure is 35 ft (10.6 m) long. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesIH Ramp IH 43 Sb-S
CrossesBower Creek
Location0.8M E JCT Cth V
RouteInterstate 0
CountyBrown County
StateWisconsin
Coordinates44.45697, -87.96479
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
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 length35 ft (10.6 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 traffic19,100 (2022)
Projected traffic36,220 by 2043
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH Ramp IH 43 Sb-S over Bower Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is IH Ramp IH 43 Sb-S over Bower 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 March 2024.

How much traffic does IH Ramp IH 43 Sb-S over Bower Creek carry?

About 19,100 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is IH Ramp IH 43 Sb-S over Bower Creek?

The structure is 35 ft (10.6 m) long with a longest span of 9 ft (2.7 m).

Who owns IH Ramp IH 43 Sb-S over Bower Creek?

It is owned by the State Highway Agency.