US Bridges

Ush 51 over Yahara River

Fair

Dane County, Wisconsin · 3.2M N JCT Cth B to W · Structure no. B13038500000000

Built
1992
33 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
66 ft
1 main span
Daily traffic
13,900
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 51 over Yahara River is a prestressed concrete stringer/multi-beam or girder carrying Ush 51 over Yahara River in Dane County, Wisconsin. It was built in 1992, so it is 33 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 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 13,900 vehicles a day, roughly 3% of them trucks, projected to reach 16,680 by 2042. The structure is 66 ft (20.1 m) long and 63 ft wide. If it were closed, the detour would be 30.4 mi (49 km).

CarriesUsh 51
CrossesYahara River
Location3.2M N JCT Cth B to W
RouteU.S. Route 51
Coordinates43.00857, -89.30491
Functional classUrban Other Principal Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.9 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length66 ft (20.1 m)
Longest span63 ft (19.2 m)
Deck width63 ft (19.1 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,900 (2022)
Projected traffic16,680 by 2042
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed30.4 mi (49 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 over Yahara River built?

It was built in 1992, making it 33 years old in 2025.

What condition is Ush 51 over Yahara River 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 2023.

How much traffic does Ush 51 over Yahara River carry?

About 13,900 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Ush 51 over Yahara River?

The structure is 66 ft (20.1 m) long with a longest span of 63 ft (19.2 m) and a deck 63 ft wide.

Who owns Ush 51 over Yahara River?

It is owned by the State Highway Agency.