US Bridges

Ush 18 - Highland over IH 43

Good

Milwaukee County, Wisconsin · 0.4 MI S JCT Sth 145 · Structure no. B40068600000000

Built
2006
19 years old
Condition
Good
inspected June 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
211 ft
2 main spans
Daily traffic
6,500
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 18 - Highland over IH 43 is a prestressed concrete stringer/multi-beam or girder carrying Ush 18 - Highland over IH 43 in Milwaukee County, Wisconsin. It was built in 2006, so it is 19 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,500 vehicles a day, projected to reach 7,800 by 2042. The structure is 211 ft (64.3 m) long and 75 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUsh 18 - Highland
CrossesIH 43
Location0.4 MI S JCT Sth 145
RouteU.S. Route 18
Coordinates43.04433, -87.9264
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.8 US tons
Inventory rating51.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length211 ft (64.3 m)
Longest span123 ft (37.6 m)
Deck width75 ft (22.9 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,500 (2022)
Projected traffic7,800 by 2042
Trucks0%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.6 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ush 18 - Highland over IH 43 built?

It was built in 2006, making it 19 years old in 2025.

What condition is Ush 18 - Highland over IH 43 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2022.

How much traffic does Ush 18 - Highland over IH 43 carry?

About 6,500 vehicles per day (2022 count).

How long is Ush 18 - Highland over IH 43?

The structure is 211 ft (64.3 m) long with a longest span of 123 ft (37.6 m) and a deck 75 ft wide.

Who owns Ush 18 - Highland over IH 43?

It is owned by the State Highway Agency.