US Bridges

Sth 64 over Oneil Creek

Fair

Chippewa County, Wisconsin · 1.0M E JCT Sth 124 · Structure no. B09001600000000

Built
1958
67 years old, rebuilt 1986
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
71 ft
1 main span
Daily traffic
1,900
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 64 over Oneil Creek is a prestressed concrete stringer/multi-beam or girder carrying Sth 64 over Oneil Creek in Chippewa County, Wisconsin. It was built in 1958 and reconstructed in 1986, so it is 67 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 1,900 vehicles a day, roughly 9% of them trucks, projected to reach 2,300 by 2042. The structure is 71 ft (21.5 m) long and 35 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesSth 64
CrossesOneil Creek
Location1.0M E JCT Sth 124
RouteState Highway 64
Coordinates45.12023, -91.36788
Functional classRural Minor 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating32.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length71 ft (21.5 m)
Longest span66 ft (20.1 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2022)
Projected traffic2,300 by 2042
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed14.9 mi (24 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 64 over Oneil Creek built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1986.

What condition is Sth 64 over Oneil Creek 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 May 2023.

How much traffic does Sth 64 over Oneil Creek carry?

About 1,900 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is Sth 64 over Oneil Creek?

The structure is 71 ft (21.5 m) long with a longest span of 66 ft (20.1 m) and a deck 35 ft wide.

Who owns Sth 64 over Oneil Creek?

It is owned by the State Highway Agency.