US Bridges

IH 41/USH 45 NB over Menomonee River

Good

Washington County, Wisconsin · 3.3 MI N JCT Sth 100 · Structure no. B66018700000000

Built
2015
10 years old
Condition
Good
inspected June 2021
Type
Slab
Concrete
Length
41 ft
1 main span
Daily traffic
40,900
2022 count
Owner
State
State Highway Agency

About this bridge

IH 41/USH 45 NB over Menomonee River is a concrete slab carrying IH 41/USH 45 NB over Menomonee River in Washington 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 40,900 vehicles a day, projected to reach 49,080 by 2039. The structure is 41 ft (12.6 m) long and 77 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesIH 41/USH 45 NB
CrossesMenomonee River
Location3.3 MI N JCT Sth 100
RouteInterstate 41
CountyWashington County
StateWisconsin
Coordinates43.20846, -88.14128
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.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJune 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating46.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length41 ft (12.6 m)
Longest span40 ft (12.2 m)
Deck width77 ft (23.4 m)
Roadway width74 ft (22.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,900 (2022)
Projected traffic49,080 by 2039
Trucks0%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 41/USH 45 NB over Menomonee River built?

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

What condition is IH 41/USH 45 NB over Menomonee River 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 June 2021.

How much traffic does IH 41/USH 45 NB over Menomonee River carry?

About 40,900 vehicles per day (2022 count).

How long is IH 41/USH 45 NB over Menomonee River?

The structure is 41 ft (12.6 m) long with a longest span of 40 ft (12.2 m) and a deck 77 ft wide.

Who owns IH 41/USH 45 NB over Menomonee River?

It is owned by the State Highway Agency.