US Bridges

Cth K over Wis Centl Ltd/ Sth 64

Fair

St. Croix County, Wisconsin · 0.5M N JCT Sth 64 · Structure no. B55006900000000

Built
1976
49 years old, rebuilt 2006
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
324 ft
6 main spans
Daily traffic
1,600
2022 count
Owner
State
State Highway Agency

About this bridge

Cth K over Wis Centl Ltd/ Sth 64 is a prestressed concrete continuous stringer/multi-beam or girder carrying Cth K over Wis Centl Ltd/ Sth 64 in St. Croix County, Wisconsin. It was built in 1976 and reconstructed in 2006, so it is 49 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 1,600 vehicles a day, projected to reach 1,920 by 2043. The structure is 324 ft (98.9 m) long and 37 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCth K
CrossesWis Centl Ltd/ Sth 64
Location0.5M N JCT Sth 64
RouteCounty Highway 0K
Coordinates45.12656, -92.56947
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.7 US tons
Inventory rating34 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length324 ft (98.9 m)
Longest span74 ft (22.6 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2022)
Projected traffic1,920 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed5 mi (8 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cth K over Wis Centl Ltd/ Sth 64 built?

It was built in 1976, making it 49 years old in 2025. It was reconstructed in 2006.

What condition is Cth K over Wis Centl Ltd/ Sth 64 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 Cth K over Wis Centl Ltd/ Sth 64 carry?

About 1,600 vehicles per day (2022 count).

How long is Cth K over Wis Centl Ltd/ Sth 64?

The structure is 324 ft (98.9 m) long with a longest span of 74 ft (22.6 m) and a deck 37 ft wide.

Who owns Cth K over Wis Centl Ltd/ Sth 64?

It is owned by the State Highway Agency.