US Bridges

IH 94 EB over Cth O

Fair

Jackson County, Wisconsin · 11.9M E JCT Sth 54 to E · Structure no. B27005900000000

Built
1968
57 years old, rebuilt 1995
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
129 ft
3 main spans
Daily traffic
11,350
2021 count
Owner
State
State Highway Agency

About this bridge

IH 94 EB over Cth O is a steel continuous stringer/multi-beam or girder carrying IH 94 EB over Cth O in Jackson County, Wisconsin. It was built in 1968 and reconstructed in 1995, so it is 57 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 11,350 vehicles a day, roughly 15% of them trucks, projected to reach 13,620 by 2041. The structure is 129 ft (39.2 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesIH 94 EB
CrossesCth O
Location11.9M E JCT Sth 54 to E
RouteInterstate 94
CountyJackson County
StateWisconsin
Coordinates44.19297, -90.64037
Functional classRural Principal Arterial - Interstate

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length129 ft (39.2 m)
Longest span50 ft (15.2 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,350 (2021)
Projected traffic13,620 by 2041
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 IH 94 EB over Cth O built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1995.

What condition is IH 94 EB over Cth O 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 October 2023.

How much traffic does IH 94 EB over Cth O carry?

About 11,350 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is IH 94 EB over Cth O?

The structure is 129 ft (39.2 m) long with a longest span of 50 ft (15.2 m) and a deck 43 ft wide.

Who owns IH 94 EB over Cth O?

It is owned by the State Highway Agency.