US Bridges

Lrd Poertner Ave over Cunningham Creek

Poor

Clark County, Wisconsin · 1.2M W JCT Cth K · Structure no. P10024900000000

Built
1960
65 years old
Condition
Poor
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
58
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Poertner Ave over Cunningham Creek is a steel stringer/multi-beam or girder carrying Lrd Poertner Ave over Cunningham Creek in Clark County, Wisconsin. It was built in 1960, so it is 65 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 58 vehicles a day, projected to reach 63 by 2043. The structure is 52 ft (15.9 m) long and 21 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesLrd Poertner Ave
CrossesCunningham Creek
Location1.2M W JCT Cth K
RouteCity Street 0
CountyClark County
StateWisconsin
Coordinates44.50922, -90.48972
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
Deck4 PoorAdvanced section loss, deterioration, 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 inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating34.2 US tons
Inventory rating19.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length52 ft (15.9 m)
Longest span49 ft (14.8 m)
Deck width21 ft (6.3 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58 (2022)
Projected traffic63 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

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$236,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd Poertner Ave over Cunningham Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Lrd Poertner Ave over Cunningham 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 June 2024.

How much traffic does Lrd Poertner Ave over Cunningham Creek carry?

About 58 vehicles per day (2022 count).

How long is Lrd Poertner Ave over Cunningham Creek?

The structure is 52 ft (15.9 m) long with a longest span of 49 ft (14.8 m) and a deck 21 ft wide.

Who owns Lrd Poertner Ave over Cunningham Creek?

It is owned by the Town or Township Highway Agency.