US Bridges

IH 90/94EB over Cth C

Good

Juneau County, Wisconsin · 6.5M W JCT Sth 80 to N · Structure no. B29014200000000

Built
2011
14 years old
Condition
Good
inspected May 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
130 ft
3 main spans
Daily traffic
17,900
2022 count
Owner
State
State Highway Agency

About this bridge

IH 90/94EB over Cth C is a prestressed concrete continuous stringer/multi-beam or girder carrying IH 90/94EB over Cth C in Juneau County, Wisconsin. It was built in 2011, so it is 14 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 17,900 vehicles a day, roughly 29% of them trucks, projected to reach 23,850 by 2040. The structure is 130 ft (39.6 m) long and 63 ft wide.

Location

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CarriesIH 90/94EB
CrossesCth C
Location6.5M W JCT Sth 80 to N
RouteInterstate 90
CountyJuneau County
StateWisconsin
Coordinates43.9218, -90.26285
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length130 ft (39.6 m)
Longest span60 ft (18.3 m)
Deck width63 ft (19.1 m)
Roadway width60 ft (18.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,900 (2022)
Projected traffic23,850 by 2040
Trucks29%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 90/94EB over Cth C built?

It was built in 2011, making it 14 years old in 2025.

What condition is IH 90/94EB over Cth C 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 May 2021.

How much traffic does IH 90/94EB over Cth C carry?

About 17,900 vehicles per day (2022 count), of which roughly 29% are trucks.

How long is IH 90/94EB over Cth C?

The structure is 130 ft (39.6 m) long with a longest span of 60 ft (18.3 m) and a deck 63 ft wide.

Who owns IH 90/94EB over Cth C?

It is owned by the State Highway Agency.