US Bridges

IH 41 SB/94 EB over Sth 158

Good

Kenosha County, Wisconsin · 1.73 MI S JCT Sth 142 · Structure no. B30010200000000

Built
2012
13 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
224 ft
2 main spans
Daily traffic
50,500
2021 count
Owner
State
State Highway Agency

About this bridge

IH 41 SB/94 EB over Sth 158 is a prestressed concrete continuous stringer/multi-beam or girder carrying IH 41 SB/94 EB over Sth 158 in Kenosha County, Wisconsin. It was built in 2012, so it is 13 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 50,500 vehicles a day, roughly 17% of them trucks, projected to reach 53,700 by 2040. The structure is 224 ft (68.4 m) long and 75 ft wide.

CarriesIH 41 SB/94 EB
CrossesSth 158
Location1.73 MI S JCT Sth 142
RouteInterstate 41
Coordinates42.58999, -87.95319
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95.3 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length224 ft (68.4 m)
Longest span111 ft (33.8 m)
Deck width75 ft (22.8 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50,500 (2021)
Projected traffic53,700 by 2040
Trucks17%
Lanes on structure4
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/94 EB over Sth 158 built?

It was built in 2012, making it 13 years old in 2025.

What condition is IH 41 SB/94 EB over Sth 158 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 September 2024.

How much traffic does IH 41 SB/94 EB over Sth 158 carry?

About 50,500 vehicles per day (2021 count), of which roughly 17% are trucks.

How long is IH 41 SB/94 EB over Sth 158?

The structure is 224 ft (68.4 m) long with a longest span of 111 ft (33.8 m) and a deck 75 ft wide.

Who owns IH 41 SB/94 EB over Sth 158?

It is owned by the State Highway Agency.