US Bridges

Cth K over Ames Branch

Fair

Lafayette County, Wisconsin · 2.1M E JCT Sth 23 · Structure no. B33008000000000

Built
1998
27 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
102 ft
1 main span
Daily traffic
325
2022 count
Owner
County
County Highway Agency

About this bridge

Cth K over Ames Branch is a prestressed concrete stringer/multi-beam or girder carrying Cth K over Ames Branch in Lafayette County, Wisconsin. It was built in 1998, so it is 27 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 325 vehicles a day, projected to reach 357 by 2043. The structure is 102 ft (31 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCth K
CrossesAmes Branch
Location2.1M E JCT Sth 23
RouteCounty Highway 0K
CountyLafayette County
StateWisconsin
Coordinates42.65608, -90.09348
Functional classRural Major 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating90.4 US tons
Inventory rating42.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length102 ft (31 m)
Longest span98 ft (30 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2022)
Projected traffic357 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Ames Branch built?

It was built in 1998, making it 27 years old in 2025.

What condition is Cth K over Ames Branch 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 K over Ames Branch carry?

About 325 vehicles per day (2022 count).

How long is Cth K over Ames Branch?

The structure is 102 ft (31 m) long with a longest span of 98 ft (30 m) and a deck 31 ft wide.

Who owns Cth K over Ames Branch?

It is owned by the County Highway Agency.