US Bridges

Lrd 90th Ave over Coon Creek

Poor

Dunn County, Wisconsin · 1.71 Miles East of Cth H · Structure no. P17014000000000

Built
1919
106 years old, rebuilt 1968
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
34 ft
1 main span
Daily traffic
78
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd 90th Ave over Coon Creek is a concrete stringer/multi-beam or girder carrying Lrd 90th Ave over Coon Creek in Dunn County, Wisconsin. It was built in 1919 and reconstructed in 1968, so it is 106 years old, older than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 78 vehicles a day, projected to reach 83 by 2043. The structure is 34 ft (10.4 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLrd 90th Ave
CrossesCoon Creek
Location1.71 Miles East of Cth H
RouteCity Street 0
Coordinates44.71251, -91.65578
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be 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 rating45.2 US tons
Inventory rating25 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length34 ft (10.4 m)
Longest span33 ft (10.1 m)
Deck width26 ft (7.8 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic78 (2022)
Projected traffic83 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$171,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd 90th Ave over Coon Creek built?

It was built in 1919, making it 106 years old in 2025. It was reconstructed in 1968.

What condition is Lrd 90th Ave over Coon Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Lrd 90th Ave over Coon Creek carry?

About 78 vehicles per day (2022 count).

How long is Lrd 90th Ave over Coon Creek?

The structure is 34 ft (10.4 m) long with a longest span of 33 ft (10.1 m) and a deck 26 ft wide.

Who owns Lrd 90th Ave over Coon Creek?

It is owned by the Town or Township Highway Agency.