US Bridges

Sth 65 over Br Kinnickinnic River

Fair

St. Croix County, Wisconsin · 0.1M N JCT Sth 35 · Structure no. B55006200000000

Built
1967
58 years old, rebuilt 1988
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
4,200
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 65 over Br Kinnickinnic River is a prestressed concrete stringer/multi-beam or girder carrying Sth 65 over Br Kinnickinnic River in St. Croix County, Wisconsin. It was built in 1967 and reconstructed in 1988, 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 5 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 4,200 vehicles a day, roughly 4% of them trucks, projected to reach 5,520 by 2043. The structure is 58 ft (17.6 m) long and 46 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesSth 65
CrossesBr Kinnickinnic River
Location0.1M N JCT Sth 35
RouteState Highway 65
Coordinates44.88246, -92.62051
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 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 rating66.6 US tons
Inventory rating32.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length58 ft (17.6 m)
Longest span56 ft (17.1 m)
Deck width46 ft (14 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,200 (2022)
Projected traffic5,520 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

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 65 over Br Kinnickinnic River built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1988.

What condition is Sth 65 over Br Kinnickinnic 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 September 2024.

How much traffic does Sth 65 over Br Kinnickinnic River carry?

About 4,200 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Sth 65 over Br Kinnickinnic River?

The structure is 58 ft (17.6 m) long with a longest span of 56 ft (17.1 m) and a deck 46 ft wide.

Who owns Sth 65 over Br Kinnickinnic River?

It is owned by the State Highway Agency.