US Bridges

Lrd N 23rd RD over Little Peshtigo River

Fair

Marinette County, Wisconsin · 0.2M N JCT Cth B · Structure no. P38010500000000

Built
1940
85 years old, rebuilt 1974
Condition
Fair
inspected October 2024
Type
Channel Beam
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
100
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd N 23rd RD over Little Peshtigo River is a prestressed concrete channel beam carrying Lrd N 23rd RD over Little Peshtigo River in Marinette County, Wisconsin. It was built in 1940 and reconstructed in 1974, so it is 85 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 5 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 100 vehicles a day, projected to reach 110 by 2043. The structure is 33 ft (10.2 m) long and 24 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesLrd N 23rd RD
CrossesLittle Peshtigo River
Location0.2M N JCT Cth B
RouteCity Street 0
Coordinates45.06764, -88.0645
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.8 US tons
Inventory rating16.1 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length33 ft (10.2 m)
Longest span32 ft (9.9 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic110 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 N 23rd RD over Little Peshtigo River built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1974.

What condition is Lrd N 23rd RD over Little Peshtigo 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 October 2024.

How much traffic does Lrd N 23rd RD over Little Peshtigo River carry?

About 100 vehicles per day (2024 count).

How long is Lrd N 23rd RD over Little Peshtigo River?

The structure is 33 ft (10.2 m) long with a longest span of 32 ft (9.9 m) and a deck 24 ft wide.

Who owns Lrd N 23rd RD over Little Peshtigo River?

It is owned by the Town or Township Highway Agency.