US Bridges

Sth 50 over Kilbourn Road Ditch

Fair

Kenosha County, Wisconsin · 0.3 MI E JCT IH 94 · Structure no. B30003200000000

Built
1962
63 years old, rebuilt 2014
Condition
Fair
inspected September 2024
Type
Culvert
Concrete Continuous
Length
52 ft
4 main spans
Daily traffic
32,400
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 50 over Kilbourn Road Ditch is a concrete continuous culvert carrying Sth 50 over Kilbourn Road Ditch in Kenosha County, Wisconsin. It was built in 1962 and reconstructed in 2014, so it is 63 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 32,400 vehicles a day, roughly 3% of them trucks, projected to reach 37,070 by 2043. The structure is 52 ft (15.8 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSth 50
CrossesKilbourn Road Ditch
Location0.3 MI E JCT IH 94
RouteState Highway 50
CountyKenosha County
StateWisconsin
Coordinates42.56739, -87.94631
Functional classUrban Other Principal Arterial

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 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 rating48.6 US tons
Inventory rating28.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length52 ft (15.8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,400 (2022)
Projected traffic37,070 by 2043
Trucks3%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Sth 50 over Kilbourn Road Ditch built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2014.

What condition is Sth 50 over Kilbourn Road Ditch 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 September 2024.

How much traffic does Sth 50 over Kilbourn Road Ditch carry?

About 32,400 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Sth 50 over Kilbourn Road Ditch?

The structure is 52 ft (15.8 m) long with a longest span of 12 ft (3.7 m).

Who owns Sth 50 over Kilbourn Road Ditch?

It is owned by the State Highway Agency.