US Bridges

IH Ramp IH 41 NB T over IH 41/43/894

Fair

Milwaukee County, Wisconsin · 0.5 MI W JCT Cth U · Structure no. B40016600000000

Built
1963
62 years old, rebuilt 2010
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
269 ft
4 main spans
Daily traffic
3,850
2021 count
Owner
State
State Highway Agency

About this bridge

IH Ramp IH 41 NB T over IH 41/43/894 is a steel continuous stringer/multi-beam or girder carrying IH Ramp IH 41 NB T over IH 41/43/894 in Milwaukee County, Wisconsin. It was built in 1963 and reconstructed in 2010, so it is 62 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 3,850 vehicles a day, roughly 1% of them trucks, projected to reach 123,530 by 2043. The structure is 269 ft (82 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesIH Ramp IH 41 NB T
CrossesIH 41/43/894
Location0.5 MI W JCT Cth U
RouteInterstate 41
CountyMilwaukee County
StateWisconsin
Coordinates42.96187, -88.01204
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 23 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length269 ft (82 m)
Longest span81 ft (24.6 m)
Deck width37 ft (11.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,850 (2021)
Projected traffic123,530 by 2043
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed0.6 mi (1 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.6 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH Ramp IH 41 NB T over IH 41/43/894 built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2010.

What condition is IH Ramp IH 41 NB T over IH 41/43/894 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 June 2024.

How much traffic does IH Ramp IH 41 NB T over IH 41/43/894 carry?

About 3,850 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is IH Ramp IH 41 NB T over IH 41/43/894?

The structure is 269 ft (82 m) long with a longest span of 81 ft (24.6 m) and a deck 37 ft wide.

Who owns IH Ramp IH 41 NB T over IH 41/43/894?

It is owned by the State Highway Agency.