US Bridges

Lrd Jefferson RD over Rubicon River

Fair

Dodge County, Wisconsin · 0.5M N JCT Cth Nn · Structure no. B14008200000000

Built
1979
46 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
70 ft
2 main spans
Daily traffic
176
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Jefferson RD over Rubicon River is a concrete slab carrying Lrd Jefferson RD over Rubicon River in Dodge County, Wisconsin. It was built in 1979, so it is 46 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 176 vehicles a day, projected to reach 193 by 2043. The structure is 70 ft (21.3 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesLrd Jefferson RD
CrossesRubicon River
Location0.5M N JCT Cth Nn
RouteCity Street 0
CountyDodge County
StateWisconsin
Coordinates43.29916, -88.47888
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length70 ft (21.3 m)
Longest span34 ft (10.4 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic176 (2022)
Projected traffic193 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Lrd Jefferson RD over Rubicon River built?

It was built in 1979, making it 46 years old in 2025.

What condition is Lrd Jefferson RD over Rubicon 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 May 2024.

How much traffic does Lrd Jefferson RD over Rubicon River carry?

About 176 vehicles per day (2022 count).

How long is Lrd Jefferson RD over Rubicon River?

The structure is 70 ft (21.3 m) long with a longest span of 34 ft (10.4 m) and a deck 28 ft wide.

Who owns Lrd Jefferson RD over Rubicon River?

It is owned by the Town or Township Highway Agency.