US Bridges

Ush 51 SB over Wisconsin River 36

Fair

Lincoln County, Wisconsin · 2.7M S JCT Sth 64 to E · Structure no. B35002500000000

Built
1974
51 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
464 ft
3 main spans
Daily traffic
8,200
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 51 SB over Wisconsin River 36 is a steel continuous stringer/multi-beam or girder carrying Ush 51 SB over Wisconsin River 36 in Lincoln County, Wisconsin. It was built in 1974, so it is 51 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 8,200 vehicles a day, roughly 10% of them trucks, projected to reach 16,500 by 2042. The structure is 464 ft (141.5 m) long and 44 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

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CarriesUsh 51 SB
CrossesWisconsin River 36
Location2.7M S JCT Sth 64 to E
RouteU.S. Route 51
CountyLincoln County
StateWisconsin
Coordinates45.13946, -89.64116
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.6 US tons
Inventory rating39.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length464 ft (141.5 m)
Longest span186 ft (56.7 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,200 (2022)
Projected traffic16,500 by 2042
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ush 51 SB over Wisconsin River 36 built?

It was built in 1974, making it 51 years old in 2025.

What condition is Ush 51 SB over Wisconsin River 36 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 May 2023.

How much traffic does Ush 51 SB over Wisconsin River 36 carry?

About 8,200 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Ush 51 SB over Wisconsin River 36?

The structure is 464 ft (141.5 m) long with a longest span of 186 ft (56.7 m) and a deck 44 ft wide.

Who owns Ush 51 SB over Wisconsin River 36?

It is owned by the State Highway Agency.