US Bridges

Cth I over Pratt Creek

FairPosted for load

Dodge County, Wisconsin · 0.1M W JCT Cth a · Structure no. P14008200000000

Built
1957
68 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
29 ft
1 main span
Daily traffic
316
2022 count
Owner
County
County Highway Agency

About this bridge

Cth I over Pratt Creek is a concrete slab carrying Cth I over Pratt Creek in Dodge County, Wisconsin. It was built in 1957, so it is 68 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. Its operating status is: posted for other load-capacity restriction.

It carries about 316 vehicles a day, projected to reach 347 by 2043. The structure is 29 ft (8.9 m) long and 27 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesCth I
CrossesPratt Creek
Location0.1M W JCT Cth a
RouteCounty Highway 0I
CountyDodge County
StateWisconsin
Coordinates43.38605, -88.74864
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 protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating25 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length29 ft (8.9 m)
Longest span27 ft (8.3 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic316 (2022)
Projected traffic347 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 I over Pratt Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is Cth I over Pratt Creek 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 May 2024.

How much traffic does Cth I over Pratt Creek carry?

About 316 vehicles per day (2022 count).

How long is Cth I over Pratt Creek?

The structure is 29 ft (8.9 m) long with a longest span of 27 ft (8.3 m) and a deck 27 ft wide.

Who owns Cth I over Pratt Creek?

It is owned by the County Highway Agency.