US Bridges

IH 94 WB over Chippewa River Overflow

Fair

Eau Claire County, Wisconsin · 0.9M W JCT Sth 37 to N · Structure no. B18004400000000

Built
1965
60 years old, rebuilt 1992
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
243 ft
3 main spans
Daily traffic
13,850
2021 count
Owner
State
State Highway Agency

About this bridge

IH 94 WB over Chippewa River Overflow is a steel continuous stringer/multi-beam or girder carrying IH 94 WB over Chippewa River Overflow in Eau Claire County, Wisconsin. It was built in 1965 and reconstructed in 1992, so it is 60 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 13,850 vehicles a day, roughly 26% of them trucks, projected to reach 16,620 by 2041. The structure is 243 ft (74.1 m) long and 35 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIH 94 WB
CrossesChippewa River Overflow
Location0.9M W JCT Sth 37 to N
RouteInterstate 94
Coordinates44.78551, -91.54396
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating30.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length243 ft (74.1 m)
Longest span92 ft (28 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,850 (2021)
Projected traffic16,620 by 2041
Trucks26%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 94 WB over Chippewa River Overflow built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1992.

What condition is IH 94 WB over Chippewa River Overflow 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 August 2023.

How much traffic does IH 94 WB over Chippewa River Overflow carry?

About 13,850 vehicles per day (2021 count), of which roughly 26% are trucks.

How long is IH 94 WB over Chippewa River Overflow?

The structure is 243 ft (74.1 m) long with a longest span of 92 ft (28 m) and a deck 35 ft wide.

Who owns IH 94 WB over Chippewa River Overflow?

It is owned by the State Highway Agency.