US Bridges

Cth O over Pecatonica River

Fair

Lafayette County, Wisconsin · 1.0M N JCT Cth C · Structure no. B33002600000000

Built
1985
40 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
90 ft
2 main spans
Daily traffic
219
2022 count
Owner
County
County Highway Agency

About this bridge

Cth O over Pecatonica River is a concrete continuous slab carrying Cth O over Pecatonica River in Lafayette 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 219 vehicles a day, projected to reach 240 by 2043. The structure is 90 ft (27.5 m) long and 30 ft wide. If it were closed, the detour would be 15.5 mi (25 km).

Location

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CarriesCth O
CrossesPecatonica River
Location1.0M N JCT Cth C
RouteCounty Highway 0O
CountyLafayette County
StateWisconsin
Coordinates42.76823, -90.1918
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 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 Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length90 ft (27.5 m)
Longest span44 ft (13.4 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic219 (2022)
Projected traffic240 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed15.5 mi (25 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 O over Pecatonica River built?

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

What condition is Cth O over Pecatonica 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 October 2024.

How much traffic does Cth O over Pecatonica River carry?

About 219 vehicles per day (2022 count).

How long is Cth O over Pecatonica River?

The structure is 90 ft (27.5 m) long with a longest span of 44 ft (13.4 m) and a deck 30 ft wide.

Who owns Cth O over Pecatonica River?

It is owned by the County Highway Agency.