US Bridges

Lrd Irish RD over Drainage Ditch

Fair

Winnebago County, Wisconsin · 0.7M S JCT Cth Bb · Structure no. B70017800000000

Built
1991
34 years old
Condition
Fair
inspected November 2024
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
22 ft
2 main spans
Daily traffic
1,800
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lrd Irish RD over Drainage Ditch is a aluminum, wrought iron, or cast iron culvert carrying Lrd Irish RD over Drainage Ditch in Winnebago County, Wisconsin. It was built in 1991, so it is 34 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 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 1,800 vehicles a day, projected to reach 2,160 by 2043. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesLrd Irish RD
CrossesDrainage Ditch
Location0.7M S JCT Cth Bb
RouteCity Street 0
CountyWinnebago County
StateWisconsin
Coordinates44.23308, -88.50523
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckAluminum
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2022)
Projected traffic2,160 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 Irish RD over Drainage Ditch built?

It was built in 1991, making it 34 years old in 2025.

What condition is Lrd Irish RD over Drainage Ditch 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 November 2024.

How much traffic does Lrd Irish RD over Drainage Ditch carry?

About 1,800 vehicles per day (2022 count).

How long is Lrd Irish RD over Drainage Ditch?

The structure is 22 ft (6.7 m) long with a longest span of 9 ft (2.7 m).

Who owns Lrd Irish RD over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.