US Bridges

Lrd 100th Ave over Kinnickinnic River

Good

St. Croix County, Wisconsin · 2.9M W JCT Cth T · Structure no. B55008900000000

Built
1983
42 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete
Length
38 ft
1 main span
Daily traffic
125
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd 100th Ave over Kinnickinnic River is a concrete slab carrying Lrd 100th Ave over Kinnickinnic River in St. Croix County, Wisconsin. It was built in 1983, so it is 42 years old, older 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 125 vehicles a day, projected to reach 133 by 2043. The structure is 38 ft (11.6 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLrd 100th Ave
CrossesKinnickinnic River
Location2.9M W JCT Cth T
RouteCity Street 0
Coordinates45.00691, -92.49434
Functional classRural Local

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.7 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length38 ft (11.6 m)
Longest span36 ft (11 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2022)
Projected traffic133 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Lrd 100th Ave over Kinnickinnic River built?

It was built in 1983, making it 42 years old in 2025.

What condition is Lrd 100th Ave over Kinnickinnic 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 November 2024.

How much traffic does Lrd 100th Ave over Kinnickinnic River carry?

About 125 vehicles per day (2022 count).

How long is Lrd 100th Ave over Kinnickinnic River?

The structure is 38 ft (11.6 m) long with a longest span of 36 ft (11 m) and a deck 26 ft wide.

Who owns Lrd 100th Ave over Kinnickinnic River?

It is owned by the Town or Township Highway Agency.