US Bridges

IH 94 EB over Cth T

Fair

Dane County, Wisconsin · 0.2M E JCT IH 90 to E · Structure no. B13045000000000

Built
1996
29 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
158 ft
3 main spans
Daily traffic
10,400
2022 count
Owner
State
State Highway Agency

About this bridge

IH 94 EB over Cth T is a prestressed concrete continuous stringer/multi-beam or girder carrying IH 94 EB over Cth T in Dane County, Wisconsin. It was built in 1996, so it is 29 years old, younger 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 10,400 vehicles a day, roughly 17% of them trucks, projected to reach 12,480 by 2042. The structure is 158 ft (48.2 m) long and 43 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesIH 94 EB
CrossesCth T
Location0.2M E JCT IH 90 to E
RouteInterstate 94
Coordinates43.10684, -89.28461
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.5 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length158 ft (48.2 m)
Longest span93 ft (28.4 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,400 (2022)
Projected traffic12,480 by 2042
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed2.5 mi (4 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 T built?

It was built in 1996, making it 29 years old in 2025.

What condition is IH 94 EB over Cth T 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 July 2024.

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

About 10,400 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is IH 94 EB over Cth T?

The structure is 158 ft (48.2 m) long with a longest span of 93 ft (28.4 m) and a deck 43 ft wide.

Who owns IH 94 EB over Cth T?

It is owned by the State Highway Agency.