US Bridges

Cth G over Sheboygan River

Fair

Fond du Lac County, Wisconsin · 0.2M N JCT Cth C · Structure no. B20008300000000

Built
1981
44 years old
Condition
Fair
inspected December 2023
Type
Slab
Concrete Continuous
Length
110 ft
2 main spans
Daily traffic
1,500
2021 count
Owner
County
County Highway Agency

About this bridge

Cth G over Sheboygan River is a concrete continuous slab carrying Cth G over Sheboygan River in Fond du Lac County, Wisconsin. It was built in 1981, so it is 44 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 5 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 1,500 vehicles a day, projected to reach 1,800 by 2041. The structure is 110 ft (33.5 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCth G
CrossesSheboygan River
Location0.2M N JCT Cth C
RouteCounty Highway 0G
CountyFond du Lac County
StateWisconsin
Coordinates43.81334, -88.16619
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no 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 rating62.8 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length110 ft (33.5 m)
Longest span54 ft (16.5 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2021)
Projected traffic1,800 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 G over Sheboygan River built?

It was built in 1981, making it 44 years old in 2025.

What condition is Cth G over Sheboygan 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 December 2023.

How much traffic does Cth G over Sheboygan River carry?

About 1,500 vehicles per day (2021 count).

How long is Cth G over Sheboygan River?

The structure is 110 ft (33.5 m) long with a longest span of 54 ft (16.5 m) and a deck 36 ft wide.

Who owns Cth G over Sheboygan River?

It is owned by the County Highway Agency.