US Bridges

Cth U over Br Ames Branch

Good

Lafayette County, Wisconsin · 2.0M S JCT Sth 81 · Structure no. B33004700000000

Built
1990
35 years old
Condition
Good
inspected September 2024
Type
Slab
Concrete
Length
46 ft
1 main span
Daily traffic
326
2022 count
Owner
County
County Highway Agency

About this bridge

Cth U over Br Ames Branch is a concrete slab carrying Cth U over Br Ames Branch in Lafayette County, Wisconsin. It was built in 1990, so it is 35 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 326 vehicles a day, roughly 7% of them trucks, projected to reach 358 by 2043. The structure is 46 ft (14.1 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCth U
CrossesBr Ames Branch
Location2.0M S JCT Sth 81
RouteCounty Highway 0U
Coordinates42.64218, -90.22065
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionSeptember 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length46 ft (14.1 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 traffic326 (2022)
Projected traffic358 by 2043
Trucks7%
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 U over Br Ames Branch built?

It was built in 1990, making it 35 years old in 2025.

What condition is Cth U over Br Ames Branch 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 September 2024.

How much traffic does Cth U over Br Ames Branch carry?

About 326 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Cth U over Br Ames Branch?

The structure is 46 ft (14.1 m) long with a longest span of 44 ft (13.4 m) and a deck 30 ft wide.

Who owns Cth U over Br Ames Branch?

It is owned by the County Highway Agency.