US Bridges

IH USH51-IH39 NB over Fv&w RR

Fair

Portage County, Wisconsin · 2.0M N JCT Sth 54 to E · Structure no. B49001600000000

Built
1969
56 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
159 ft
3 main spans
Daily traffic
11,050
2022 count
Owner
State
State Highway Agency

About this bridge

IH USH51-IH39 NB over Fv&w RR is a prestressed concrete continuous stringer/multi-beam or girder carrying IH USH51-IH39 NB over Fv&w RR in Portage County, Wisconsin. It was built in 1969, so it is 56 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 11,050 vehicles a day, roughly 16% of them trucks, projected to reach 13,260 by 2042. The structure is 159 ft (48.5 m) long and 50 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesIH USH51-IH39 NB
CrossesFv&w RR
Location2.0M N JCT Sth 54 to E
RouteInterstate 39
CountyPortage County
StateWisconsin
Coordinates44.45684, -89.5181
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.7 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 length159 ft (48.5 m)
Longest span60 ft (18.2 m)
Deck width50 ft (15.1 m)
Roadway width46 ft (14.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,050 (2022)
Projected traffic13,260 by 2042
Trucks16%
Lanes on structure3
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 USH51-IH39 NB over Fv&w RR built?

It was built in 1969, making it 56 years old in 2025.

What condition is IH USH51-IH39 NB over Fv&w 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 July 2024.

How much traffic does IH USH51-IH39 NB over Fv&w RR carry?

About 11,050 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is IH USH51-IH39 NB over Fv&w RR?

The structure is 159 ft (48.5 m) long with a longest span of 60 ft (18.2 m) and a deck 50 ft wide.

Who owns IH USH51-IH39 NB over Fv&w RR?

It is owned by the State Highway Agency.