US Bridges

Lrd Corlad RD over Potato Creek

Fair

Marathon County, Wisconsin · 1.1M N JCT Cth a · Structure no. P37018600000000

Built
1957
68 years old, rebuilt 2006
Condition
Fair
inspected July 2024
Type
Slab
Concrete
Length
38 ft
1 main span
Daily traffic
142
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Corlad RD over Potato Creek is a concrete slab carrying Lrd Corlad RD over Potato Creek in Marathon County, Wisconsin. It was built in 1957 and reconstructed in 2006, so it is 68 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 142 vehicles a day, projected to reach 135 by 2043. The structure is 38 ft (11.5 m) long and 30 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

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CarriesLrd Corlad RD
CrossesPotato Creek
Location1.1M N JCT Cth a
RouteCity Street 0
CountyMarathon County
StateWisconsin
Coordinates45.01842, -90.09832
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating41.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length38 ft (11.5 m)
Longest span31 ft (9.4 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic142 (2024)
Projected traffic135 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 Corlad RD over Potato Creek built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2006.

What condition is Lrd Corlad RD over Potato Creek 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 Lrd Corlad RD over Potato Creek carry?

About 142 vehicles per day (2024 count).

How long is Lrd Corlad RD over Potato Creek?

The structure is 38 ft (11.5 m) long with a longest span of 31 ft (9.4 m) and a deck 30 ft wide.

Who owns Lrd Corlad RD over Potato Creek?

It is owned by the Town or Township Highway Agency.