US Bridges

IH Ramp I-41/USH over IH Ramp Ush 18 - IH41 S

Good

Milwaukee County, Wisconsin · 0.3 MI S JCT Ush 18 · Structure no. B40085700000000

Built
2015
10 years old
Condition
Good
inspected October 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
343 ft
3 main spans
Daily traffic
32,700
2022 count
Owner
State
State Highway Agency

About this bridge

IH Ramp I-41/USH over IH Ramp Ush 18 - IH41 S is a prestressed concrete stringer/multi-beam or girder carrying IH Ramp I-41/USH over IH Ramp Ush 18 - IH41 S in Milwaukee County, Wisconsin. It was built in 2015, so it is 10 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 32,700 vehicles a day, projected to reach 39,240 by 2042. The structure is 343 ft (104.4 m) long and 63 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesIH Ramp I-41/USH
CrossesIH Ramp Ush 18 - IH41 S
Location0.3 MI S JCT Ush 18
RouteInterstate 41
CountyMilwaukee County
StateWisconsin
Coordinates43.03139, -88.03459
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.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2021
Inspection intervalevery 43 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.9 US tons
Inventory rating40.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length343 ft (104.4 m)
Longest span114 ft (34.7 m)
Deck width63 ft (19.2 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,700 (2022)
Projected traffic39,240 by 2042
Trucks0%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH Ramp I-41/USH over IH Ramp Ush 18 - IH41 S built?

It was built in 2015, making it 10 years old in 2025.

What condition is IH Ramp I-41/USH over IH Ramp Ush 18 - IH41 S 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 October 2021.

How much traffic does IH Ramp I-41/USH over IH Ramp Ush 18 - IH41 S carry?

About 32,700 vehicles per day (2022 count).

How long is IH Ramp I-41/USH over IH Ramp Ush 18 - IH41 S?

The structure is 343 ft (104.4 m) long with a longest span of 114 ft (34.7 m) and a deck 63 ft wide.

Who owns IH Ramp I-41/USH over IH Ramp Ush 18 - IH41 S?

It is owned by the State Highway Agency.