US Bridges

Cth Tt over Crawfish River

Fair

Dodge County, Wisconsin · 0.3M E JCT Cth II · Structure no. B14001800000000

Built
1954
71 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
162 ft
3 main spans
Daily traffic
422
2022 count
Owner
County
County Highway Agency

About this bridge

Cth Tt over Crawfish River is a steel continuous stringer/multi-beam or girder carrying Cth Tt over Crawfish River in Dodge County, Wisconsin. It was built in 1954, so it is 71 years old, older 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 422 vehicles a day, projected to reach 464 by 2043. The structure is 162 ft (49.4 m) long and 27 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

Location

Open in Google Maps
CarriesCth Tt
CrossesCrawfish River
Location0.3M E JCT Cth II
RouteCounty Highway 0TT
CountyDodge County
StateWisconsin
Coordinates43.30694, -88.92118
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.2 US tons
Inventory rating26.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length162 ft (49.4 m)
Longest span60 ft (18.3 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic422 (2022)
Projected traffic464 by 2043
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 Tt over Crawfish River built?

It was built in 1954, making it 71 years old in 2025.

What condition is Cth Tt over Crawfish 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 April 2024.

How much traffic does Cth Tt over Crawfish River carry?

About 422 vehicles per day (2022 count).

How long is Cth Tt over Crawfish River?

The structure is 162 ft (49.4 m) long with a longest span of 60 ft (18.3 m) and a deck 27 ft wide.

Who owns Cth Tt over Crawfish River?

It is owned by the County Highway Agency.