US Bridges

IH 94 EB over Eau Galle River

Poor

St. Croix County, Wisconsin · 1.5M E JCT Cth B to N · Structure no. B55001500000000

Built
1958
67 years old, rebuilt 2002
Condition
Poor
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
135 ft
3 main spans
Daily traffic
17,800
2022 count
Owner
State
State Highway Agency

About this bridge

IH 94 EB over Eau Galle River is a prestressed concrete stringer/multi-beam or girder carrying IH 94 EB over Eau Galle River in St. Croix County, Wisconsin. It was built in 1958 and reconstructed in 2002, 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 17,800 vehicles a day, roughly 14% of them trucks, projected to reach 22,370 by 2043. The structure is 135 ft (41.3 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIH 94 EB
CrossesEau Galle River
Location1.5M E JCT Cth B to N
RouteInterstate 94
Coordinates44.9336, -92.24942
Functional classRural Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.5 US tons
Inventory rating53.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length135 ft (41.3 m)
Longest span43 ft (13 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,800 (2022)
Projected traffic22,370 by 2043
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$853,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 94 EB over Eau Galle River built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2002.

What condition is IH 94 EB over Eau Galle River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does IH 94 EB over Eau Galle River carry?

About 17,800 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is IH 94 EB over Eau Galle River?

The structure is 135 ft (41.3 m) long with a longest span of 43 ft (13 m) and a deck 42 ft wide.

Who owns IH 94 EB over Eau Galle River?

It is owned by the State Highway Agency.