US Bridges

Cth F over Johnnycake Hollow Creek

FairPosted for load

Vernon County, Wisconsin · 0.2M E JCT Cth Zz · Structure no. P62097500000000

Built
1971
54 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
238
2022 count
Owner
County
County Highway Agency

About this bridge

Cth F over Johnnycake Hollow Creek is a steel stringer/multi-beam or girder carrying Cth F over Johnnycake Hollow Creek in Vernon County, Wisconsin. It was built in 1971, so it is 54 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 238 vehicles a day, projected to reach 261 by 2043. The structure is 30 ft (9.2 m) long and 30 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesCth F
CrossesJohnnycake Hollow Creek
Location0.2M E JCT Cth Zz
RouteCounty Highway 0F
CountyVernon County
StateWisconsin
Coordinates43.70393, -90.52515
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating21.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length30 ft (9.2 m)
Longest span27 ft (8.2 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic238 (2022)
Projected traffic261 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 F over Johnnycake Hollow Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Cth F over Johnnycake Hollow 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 August 2024.

How much traffic does Cth F over Johnnycake Hollow Creek carry?

About 238 vehicles per day (2022 count).

How long is Cth F over Johnnycake Hollow Creek?

The structure is 30 ft (9.2 m) long with a longest span of 27 ft (8.2 m) and a deck 30 ft wide.

Who owns Cth F over Johnnycake Hollow Creek?

It is owned by the County Highway Agency.