US Bridges

IH-94 EB over Cn RR

Fair

Waukesha County, Wisconsin · 0.2 MI E JCT Cth F · Structure no. B67001700000000

Built
1957
68 years old, rebuilt 1986
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
271 ft
4 main spans
Daily traffic
58,500
2022 count
Owner
State
State Highway Agency

About this bridge

IH-94 EB over Cn RR is a steel continuous stringer/multi-beam or girder carrying IH-94 EB over Cn RR in Waukesha County, Wisconsin. It was built in 1957 and reconstructed in 1986, so it is 68 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 58,500 vehicles a day, roughly 1% of them trucks, projected to reach 70,200 by 2042. The structure is 271 ft (82.5 m) long and 70 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIH-94 EB
CrossesCn RR
Location0.2 MI E JCT Cth F
RouteInterstate 94
Coordinates43.04668, -88.20367
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.2 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length271 ft (82.5 m)
Longest span77 ft (23.6 m)
Deck width70 ft (21.2 m)
Roadway width67 ft (20.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58,500 (2022)
Projected traffic70,200 by 2042
Trucks1%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH-94 EB over Cn RR built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1986.

What condition is IH-94 EB over Cn RR 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 2023.

How much traffic does IH-94 EB over Cn RR carry?

About 58,500 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is IH-94 EB over Cn RR?

The structure is 271 ft (82.5 m) long with a longest span of 77 ft (23.6 m) and a deck 70 ft wide.

Who owns IH-94 EB over Cn RR?

It is owned by the State Highway Agency.