US Bridges

IH 41 Sb-Ush 45 SB over Wis & Southern RR

Fair

Washington County, Wisconsin · 0.18 MI S JCT Sth 167 · Structure no. B66000200000000

Built
1952
73 years old, rebuilt 1970
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
175 ft
3 main spans
Daily traffic
43,700
2022 count
Owner
State
State Highway Agency

About this bridge

IH 41 Sb-Ush 45 SB over Wis & Southern RR is a steel continuous stringer/multi-beam or girder carrying IH 41 Sb-Ush 45 SB over Wis & Southern RR in Washington County, Wisconsin. It was built in 1952 and reconstructed in 1970, so it is 73 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 43,700 vehicles a day, roughly 9% of them trucks, projected to reach 52,440 by 2043. The structure is 175 ft (53.2 m) long and 74 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIH 41 Sb-Ush 45 SB
CrossesWis & Southern RR
Location0.18 MI S JCT Sth 167
RouteInterstate 41
Coordinates43.24816, -88.18205
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating37.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length175 ft (53.2 m)
Longest span66 ft (20.1 m)
Deck width74 ft (22.5 m)
Roadway width71 ft (21.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic43,700 (2022)
Projected traffic52,440 by 2043
Trucks9%
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 41 Sb-Ush 45 SB over Wis & Southern RR built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 1970.

What condition is IH 41 Sb-Ush 45 SB over Wis & Southern 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 September 2024.

How much traffic does IH 41 Sb-Ush 45 SB over Wis & Southern RR carry?

About 43,700 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is IH 41 Sb-Ush 45 SB over Wis & Southern RR?

The structure is 175 ft (53.2 m) long with a longest span of 66 ft (20.1 m) and a deck 74 ft wide.

Who owns IH 41 Sb-Ush 45 SB over Wis & Southern RR?

It is owned by the State Highway Agency.