US Bridges

Lrd Hamburg ST over Silver Creek

Fair

Fond du Lac County, Wisconsin · 23 to Jefferson to Hambur · Structure no. B20008900000000

Built
1985
40 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete
Length
29 ft
1 main span
Daily traffic
173
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lrd Hamburg ST over Silver Creek is a concrete slab carrying Lrd Hamburg ST over Silver Creek in Fond du Lac County, Wisconsin. It was built in 1985, so it is 40 years old, younger 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 173 vehicles a day, projected to reach 190 by 2043. The structure is 29 ft (8.8 m) long and 34 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesLrd Hamburg ST
CrossesSilver Creek
Location23 to Jefferson to Hambur
RouteCity Street 0
CountyFond du Lac County
StateWisconsin
Coordinates43.84733, -88.84085
Functional classUrban 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length29 ft (8.8 m)
Longest span28 ft (8.4 m)
Deck width34 ft (10.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic173 (2022)
Projected traffic190 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Hamburg ST over Silver Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is Lrd Hamburg ST over Silver 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 June 2024.

How much traffic does Lrd Hamburg ST over Silver Creek carry?

About 173 vehicles per day (2022 count).

How long is Lrd Hamburg ST over Silver Creek?

The structure is 29 ft (8.8 m) long with a longest span of 28 ft (8.4 m) and a deck 34 ft wide.

Who owns Lrd Hamburg ST over Silver Creek?

It is owned by the City or Municipal Highway Agency.