US Bridges

Lrd Bridge RD over Suamico River

Fair

Brown County, Wisconsin · 1.5M S JCT Cth B · Structure no. B05026100000000

Built
1928
97 years old, rebuilt 1980
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
69 ft
2 main spans
Daily traffic
88
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lrd Bridge RD over Suamico River is a prestressed concrete box beam or girders - multiple carrying Lrd Bridge RD over Suamico River in Brown County, Wisconsin. It was built in 1928 and reconstructed in 1980, so it is 97 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 88 vehicles a day, projected to reach 96 by 2043. The structure is 69 ft (21 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesLrd Bridge RD
CrossesSuamico River
Location1.5M S JCT Cth B
RouteCity Street 0
CountyBrown County
StateWisconsin
Coordinates44.62551, -88.07993
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating37.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length69 ft (21 m)
Longest span33 ft (10.1 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic88 (2022)
Projected traffic96 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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Bridge RD over Suamico River built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1980.

What condition is Lrd Bridge RD over Suamico 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 September 2024.

How much traffic does Lrd Bridge RD over Suamico River carry?

About 88 vehicles per day (2022 count).

How long is Lrd Bridge RD over Suamico River?

The structure is 69 ft (21 m) long with a longest span of 33 ft (10.1 m) and a deck 25 ft wide.

Who owns Lrd Bridge RD over Suamico River?

It is owned by the City or Municipal Highway Agency.