US Bridges

Cth C over French Creek

Poor

Jackson County, Wisconsin · 0.2M W JCT Cth X · Structure no. P27003700000000

Built
1927
98 years old
Condition
Poor
inspected October 2024
Type
Culvert
Concrete
Length
24 ft
1 main span
Daily traffic
520
2022 count
Owner
County
County Highway Agency

About this bridge

Cth C over French Creek is a concrete culvert carrying Cth C over French Creek in Jackson County, Wisconsin. It was built in 1927, so it is 98 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.

It carries about 520 vehicles a day, projected to reach 394 by 2043. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesCth C
CrossesFrench Creek
Location0.2M W JCT Cth X
RouteCounty Highway 0C
CountyJackson County
StateWisconsin
Coordinates44.26297, -91.01369
Functional classRural Major Collector

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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating21.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length24 ft (7.3 m)
Longest span23 ft (6.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic520 (2022)
Projected traffic394 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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$168,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cth C over French Creek built?

It was built in 1927, making it 98 years old in 2025.

What condition is Cth C over French Creek 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 October 2024.

How much traffic does Cth C over French Creek carry?

About 520 vehicles per day (2022 count).

How long is Cth C over French Creek?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (6.9 m).

Who owns Cth C over French Creek?

It is owned by the County Highway Agency.