US Bridges

Cth K over Plover River

Fair

Portage County, Wisconsin · 0.2M E JCT Cth Y · Structure no. P49002700000000

Built
1966
59 years old
Condition
Fair
inspected August 2023
Type
Culvert
Steel
Length
54 ft
3 main spans
Daily traffic
163
2023 count
Owner
County
County Highway Agency

About this bridge

Cth K over Plover River is a steel culvert carrying Cth K over Plover River in Portage County, Wisconsin. It was built in 1966, so it is 59 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 163 vehicles a day, projected to reach 172 by 2042. The structure is 54 ft (16.5 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCth K
CrossesPlover River
Location0.2M E JCT Cth Y
RouteCounty Highway 0K
CountyPortage County
StateWisconsin
Coordinates44.62767, -89.48471
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
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 rating26.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckCorrugated steel
Main spans3
Design loadH 15
Structure length54 ft (16.5 m)
Longest span16 ft (5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic163 (2023)
Projected traffic172 by 2042
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

OwnerCounty Highway Agency
Maintained byCounty 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 Cth K over Plover River built?

It was built in 1966, making it 59 years old in 2025.

What condition is Cth K over Plover 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 August 2023.

How much traffic does Cth K over Plover River carry?

About 163 vehicles per day (2023 count).

How long is Cth K over Plover River?

The structure is 54 ft (16.5 m) long with a longest span of 16 ft (5 m).

Who owns Cth K over Plover River?

It is owned by the County Highway Agency.