US Bridges

IH 41/USH 45/STH 1 over Lrd Carmen Avenue

Fair

Milwaukee County, Wisconsin · 1.1 MI S JCT USH41/STH175 · Structure no. B40021300000000

Built
2000
25 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
129 ft
3 main spans
Daily traffic
55,000
2023 count
Owner
State
State Highway Agency

About this bridge

IH 41/USH 45/STH 1 over Lrd Carmen Avenue is a prestressed concrete box beam or girders - multiple carrying IH 41/USH 45/STH 1 over Lrd Carmen Avenue in Milwaukee County, Wisconsin. It was built in 2000, so it is 25 years old, younger 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 55,000 vehicles a day, roughly 3% of them trucks, projected to reach 64,200 by 2042. The structure is 129 ft (39.3 m) long and 58 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesIH 41/USH 45/STH 1
CrossesLrd Carmen Avenue
Location1.1 MI S JCT USH41/STH175
RouteInterstate 41
Coordinates43.12302, -88.05718
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating26.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length129 ft (39.3 m)
Longest span57 ft (17.4 m)
Deck width58 ft (17.8 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,000 (2023)
Projected traffic64,200 by 2042
Trucks3%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed2.5 mi (4 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 41/USH 45/STH 1 over Lrd Carmen Avenue built?

It was built in 2000, making it 25 years old in 2025.

What condition is IH 41/USH 45/STH 1 over Lrd Carmen Avenue 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 July 2024.

How much traffic does IH 41/USH 45/STH 1 over Lrd Carmen Avenue carry?

About 55,000 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is IH 41/USH 45/STH 1 over Lrd Carmen Avenue?

The structure is 129 ft (39.3 m) long with a longest span of 57 ft (17.4 m) and a deck 58 ft wide.

Who owns IH 41/USH 45/STH 1 over Lrd Carmen Avenue?

It is owned by the State Highway Agency.