US Bridges

IH Ramp IH 90 Wb-S over IH 90 EB

Fair

Dane County, Wisconsin · Badger Interchange · Structure no. B13040000000000

Built
1994
31 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
392 ft
4 main spans
Daily traffic
4,300
2022 count
Owner
State
State Highway Agency

About this bridge

IH Ramp IH 90 Wb-S over IH 90 EB is a steel continuous stringer/multi-beam or girder carrying IH Ramp IH 90 Wb-S over IH 90 EB in Dane County, Wisconsin. It was built in 1994, so it is 31 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 4,300 vehicles a day, roughly 21% of them trucks, projected to reach 5,160 by 2042. The structure is 392 ft (119.4 m) long and 34 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesIH Ramp IH 90 Wb-S
CrossesIH 90 EB
LocationBadger Interchange
RouteInterstate 0
CountyDane County
StateWisconsin
Coordinates43.10181, -89.28645
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 inspectionJune 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating44.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length392 ft (119.4 m)
Longest span116 ft (35.5 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,300 (2022)
Projected traffic5,160 by 2042
Trucks21%
Lanes on structure1
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 Ramp IH 90 Wb-S over IH 90 EB built?

It was built in 1994, making it 31 years old in 2025.

What condition is IH Ramp IH 90 Wb-S over IH 90 EB 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 June 2024.

How much traffic does IH Ramp IH 90 Wb-S over IH 90 EB carry?

About 4,300 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is IH Ramp IH 90 Wb-S over IH 90 EB?

The structure is 392 ft (119.4 m) long with a longest span of 116 ft (35.5 m) and a deck 34 ft wide.

Who owns IH Ramp IH 90 Wb-S over IH 90 EB?

It is owned by the State Highway Agency.