US Bridges

Cth X over Pecatonica River

Good

Iowa County, Wisconsin · 0.9M W JCT Cth J · Structure no. B25001500000000

Built
1969
56 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
330
2022 count
Owner
County
County Highway Agency

About this bridge

Cth X over Pecatonica River is a concrete continuous culvert carrying Cth X over Pecatonica River in Iowa County, Wisconsin. It was built in 1969, so it is 56 years old, older than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 330 vehicles a day, projected to reach 396 by 2042. The structure is 26 ft (8 m) long. If it were closed, the detour would be 7.5 mi (12 km).

CarriesCth X
CrossesPecatonica River
Location0.9M W JCT Cth J
RouteCounty Highway 0X
Coordinates42.91533, -90.32708
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating21.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length26 ft (8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic330 (2022)
Projected traffic396 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 X over Pecatonica River built?

It was built in 1969, making it 56 years old in 2025.

What condition is Cth X over Pecatonica River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Cth X over Pecatonica River carry?

About 330 vehicles per day (2022 count).

How long is Cth X over Pecatonica River?

The structure is 26 ft (8 m) long with a longest span of 12 ft (3.7 m).

Who owns Cth X over Pecatonica River?

It is owned by the County Highway Agency.