US Bridges

Lrd Oak RD over Little Platte River

Fair

Grant County, Wisconsin · 1.8M N JCT Ush 61 · Structure no. P22035500000000

Built
1975
50 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
83 ft
2 main spans
Daily traffic
80
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Oak RD over Little Platte River is a steel stringer/multi-beam or girder carrying Lrd Oak RD over Little Platte River in Grant County, Wisconsin. It was built in 1975, so it is 50 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 80 vehicles a day, projected to reach 88 by 2042. The structure is 83 ft (25.3 m) long and 26 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesLrd Oak RD
CrossesLittle Platte River
Location1.8M N JCT Ush 61
RouteCity Street 0
Coordinates42.65186, -90.60636
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 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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54 US tons
Inventory rating32.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length83 ft (25.3 m)
Longest span40 ft (12.2 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2022)
Projected traffic88 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 Oak RD over Little Platte River built?

It was built in 1975, making it 50 years old in 2025.

What condition is Lrd Oak RD over Little Platte 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 Lrd Oak RD over Little Platte River carry?

About 80 vehicles per day (2022 count).

How long is Lrd Oak RD over Little Platte River?

The structure is 83 ft (25.3 m) long with a longest span of 40 ft (12.2 m) and a deck 26 ft wide.

Who owns Lrd Oak RD over Little Platte River?

It is owned by the Town or Township Highway Agency.