US Bridges

Cth a over Pecatonica River

Good

Iowa County, Wisconsin · 3.2M E JCT Cth G · Structure no. B25006600000000

Built
1989
36 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete
Length
46 ft
1 main span
Daily traffic
650
2022 count
Owner
County
County Highway Agency

About this bridge

Cth a over Pecatonica River is a concrete slab carrying Cth a over Pecatonica River in Iowa County, Wisconsin. It was built in 1989, so it is 36 years old, younger 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 650 vehicles a day, projected to reach 638 by 2043. The structure is 46 ft (14 m) long and 32 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

CarriesCth a
CrossesPecatonica River
Location3.2M E JCT Cth G
RouteCounty Highway 0A
Coordinates42.84161, -90.33719
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating64.8 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length46 ft (14 m)
Longest span44 ft (13.4 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2022)
Projected traffic638 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 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 a over Pecatonica River built?

It was built in 1989, making it 36 years old in 2025.

What condition is Cth a 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 a over Pecatonica River carry?

About 650 vehicles per day (2022 count).

How long is Cth a over Pecatonica River?

The structure is 46 ft (14 m) long with a longest span of 44 ft (13.4 m) and a deck 32 ft wide.

Who owns Cth a over Pecatonica River?

It is owned by the County Highway Agency.