US Bridges

Ush 18 WB over IH 94

Fair

Waukesha County, Wisconsin · 0.3M W JCT Cth Y · Structure no. B67004400000000

Built
1962
63 years old, rebuilt 1990
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
282 ft
5 main spans
Daily traffic
16,650
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 18 WB over IH 94 is a steel continuous stringer/multi-beam or girder carrying Ush 18 WB over IH 94 in Waukesha County, Wisconsin. It was built in 1962 and reconstructed in 1990, so it is 63 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 5 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 16,650 vehicles a day, roughly 11% of them trucks, projected to reach 19,980 by 2042. The structure is 282 ft (86 m) long and 55 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUsh 18 WB
CrossesIH 94
Location0.3M W JCT Cth Y
RouteU.S. Route 18
Coordinates43.03493, -88.17181
Functional classUrban Other Principal Arterial

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating28.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length282 ft (86 m)
Longest span75 ft (22.9 m)
Deck width55 ft (16.9 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,650 (2022)
Projected traffic19,980 by 2042
Trucks11%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
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 Ush 18 WB over IH 94 built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1990.

What condition is Ush 18 WB over IH 94 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 October 2024.

How much traffic does Ush 18 WB over IH 94 carry?

About 16,650 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is Ush 18 WB over IH 94?

The structure is 282 ft (86 m) long with a longest span of 75 ft (22.9 m) and a deck 55 ft wide.

Who owns Ush 18 WB over IH 94?

It is owned by the State Highway Agency.