US Bridges

Ush 45 SB over Lrd 18th Ave

Fair

Washington County, Wisconsin · 1.4M S JCT Sth 33 · Structure no. B66005700000000

Built
1989
36 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
169 ft
3 main spans
Daily traffic
14,400
2023 count
Owner
State
State Highway Agency

About this bridge

Ush 45 SB over Lrd 18th Ave is a prestressed concrete continuous stringer/multi-beam or girder carrying Ush 45 SB over Lrd 18th Ave in Washington County, Wisconsin. It was built in 1989, so it is 36 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 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 14,400 vehicles a day, roughly 7% of them trucks, projected to reach 20,115 by 2043. The structure is 169 ft (51.5 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesUsh 45 SB
CrossesLrd 18th Ave
Location1.4M S JCT Sth 33
RouteU.S. Route 45
CountyWashington County
StateWisconsin
Coordinates43.40774, -88.20128
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 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 rating61.2 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length169 ft (51.5 m)
Longest span89 ft (27.1 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,400 (2023)
Projected traffic20,115 by 2043
Trucks7%
Lanes on structure2
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 45 SB over Lrd 18th Ave built?

It was built in 1989, making it 36 years old in 2025.

What condition is Ush 45 SB over Lrd 18th Ave 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 Ush 45 SB over Lrd 18th Ave carry?

About 14,400 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Ush 45 SB over Lrd 18th Ave?

The structure is 169 ft (51.5 m) long with a longest span of 89 ft (27.1 m) and a deck 47 ft wide.

Who owns Ush 45 SB over Lrd 18th Ave?

It is owned by the State Highway Agency.