US Bridges

IH 90 Eb-Ih 94 EB over Rowan Creek

Fair

Columbia County, Wisconsin · 6.3M E JCT Sth 78 to N · Structure no. B11004000000000

Built
1961
64 years old, rebuilt 1984
Condition
Fair
inspected August 2024
Type
Slab
Concrete Continuous
Length
99 ft
3 main spans
Daily traffic
28,400
2022 count
Owner
State
State Highway Agency

About this bridge

IH 90 Eb-Ih 94 EB over Rowan Creek is a concrete continuous slab carrying IH 90 Eb-Ih 94 EB over Rowan Creek in Columbia County, Wisconsin. It was built in 1961 and reconstructed in 1984, so it is 64 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 28,400 vehicles a day, roughly 17% of them trucks, projected to reach 34,080 by 2042. The structure is 99 ft (30.1 m) long and 58 ft wide.

CarriesIH 90 Eb-Ih 94 EB
CrossesRowan Creek
Location6.3M E JCT Sth 78 to N
RouteInterstate 90
Coordinates43.40519, -89.46741
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
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

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length99 ft (30.1 m)
Longest span37 ft (11.3 m)
Deck width58 ft (17.7 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,400 (2022)
Projected traffic34,080 by 2042
Trucks17%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 90 Eb-Ih 94 EB over Rowan Creek built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1984.

What condition is IH 90 Eb-Ih 94 EB over Rowan Creek 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 2024.

How much traffic does IH 90 Eb-Ih 94 EB over Rowan Creek carry?

About 28,400 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is IH 90 Eb-Ih 94 EB over Rowan Creek?

The structure is 99 ft (30.1 m) long with a longest span of 37 ft (11.3 m) and a deck 58 ft wide.

Who owns IH 90 Eb-Ih 94 EB over Rowan Creek?

It is owned by the State Highway Agency.