US Bridges

Cth Tt over Crawfish River

PoorPosted for load

Dodge County, Wisconsin · 0.1M S JCT Sth 16 · Structure no. B14002100000000

Built
1956
69 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
219 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 1956, so it is 69 years old, older than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 422 vehicles a day, projected to reach 464 by 2043. The structure is 219 ft (66.6 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCth Tt
CrossesCrawfish River
Location0.1M S JCT Sth 16
RouteCounty Highway 0TT
CountyDodge County
StateWisconsin
Coordinates43.32602, -88.95615
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating32.4 US tons
Inventory rating17.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length219 ft (66.6 m)
Longest span80 ft (24.4 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 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$945,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cth Tt over Crawfish River built?

It was built in 1956, making it 69 years old in 2025.

What condition is Cth Tt over Crawfish River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 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 219 ft (66.6 m) long with a longest span of 80 ft (24.4 m) and a deck 27 ft wide.

Who owns Cth Tt over Crawfish River?

It is owned by the County Highway Agency.