US Bridges

Lrd N River Road over Kinnickinnic River

Good

St. Croix County, Wisconsin · 0.5M S JCT Sth 65 · Structure no. B55014200000000

Built
1993
32 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete
Length
49 ft
1 main span
Daily traffic
90
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd N River Road over Kinnickinnic River is a concrete slab carrying Lrd N River Road over Kinnickinnic River in St. Croix County, Wisconsin. It was built in 1993, so it is 32 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 90 vehicles a day, roughly 10% of them trucks, projected to reach 73 by 2043. The structure is 49 ft (15 m) long and 26 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesLrd N River Road
CrossesKinnickinnic River
Location0.5M S JCT Sth 65
RouteCity Street 0
Coordinates44.90129, -92.55812
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 protection8 Very GoodNo problems noted.
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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating44.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length49 ft (15 m)
Longest span47 ft (14.3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2022)
Projected traffic73 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 N River Road over Kinnickinnic River built?

It was built in 1993, making it 32 years old in 2025.

What condition is Lrd N River Road 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 N River Road over Kinnickinnic River carry?

About 90 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Lrd N River Road over Kinnickinnic River?

The structure is 49 ft (15 m) long with a longest span of 47 ft (14.3 m) and a deck 26 ft wide.

Who owns Lrd N River Road over Kinnickinnic River?

It is owned by the Town or Township Highway Agency.