US Bridges

Sth 175 Nb-Appleto over Little Menomonee River

Fair

Milwaukee County, Wisconsin · 0.4M N JCT Cth E · Structure no. B40032500000000

Built
1967
58 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
122 ft
3 main spans
Daily traffic
5,300
2023 count
Owner
State
State Highway Agency

About this bridge

Sth 175 Nb-Appleto over Little Menomonee River is a concrete continuous slab carrying Sth 175 Nb-Appleto over Little Menomonee River in Milwaukee County, Wisconsin. It was built in 1967, so it is 58 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 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 5,300 vehicles a day, roughly 3% of them trucks, projected to reach 9,963 by 2043. The structure is 122 ft (37.1 m) long and 46 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSth 175 Nb-Appleto
CrossesLittle Menomonee River
Location0.4M N JCT Cth E
RouteState Highway 175
Coordinates43.12455, -88.04176
Functional classUrban Other Principal Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length122 ft (37.1 m)
Longest span50 ft (15.1 m)
Deck width46 ft (13.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,300 (2023)
Projected traffic9,963 by 2043
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sth 175 Nb-Appleto over Little Menomonee River built?

It was built in 1967, making it 58 years old in 2025.

What condition is Sth 175 Nb-Appleto over Little Menomonee River 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 October 2024.

How much traffic does Sth 175 Nb-Appleto over Little Menomonee River carry?

About 5,300 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Sth 175 Nb-Appleto over Little Menomonee River?

The structure is 122 ft (37.1 m) long with a longest span of 50 ft (15.1 m) and a deck 46 ft wide.

Who owns Sth 175 Nb-Appleto over Little Menomonee River?

It is owned by the State Highway Agency.