US Bridges

Cth C over Pensaukee River

Fair

Oconto County, Wisconsin · 1.8M S JCT Cth E · Structure no. B42005300000000

Built
1995
30 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
116 ft
1 main span
Daily traffic
720
2022 count
Owner
County
County Highway Agency

About this bridge

Cth C over Pensaukee River is a prestressed concrete stringer/multi-beam or girder carrying Cth C over Pensaukee River in Oconto County, Wisconsin. It was built in 1995, so it is 30 years old, younger 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.

It carries about 720 vehicles a day, roughly 20% of them trucks, projected to reach 864 by 2042. The structure is 116 ft (35.4 m) long and 32 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesCth C
CrossesPensaukee River
Location1.8M S JCT Cth E
RouteCounty Highway 0C
CountyOconto County
StateWisconsin
Coordinates44.76782, -88.19036
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating82.8 US tons
Inventory rating46.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length116 ft (35.4 m)
Longest span112 ft (34.1 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic720 (2022)
Projected traffic864 by 2042
Trucks20%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cth C over Pensaukee River built?

It was built in 1995, making it 30 years old in 2025.

What condition is Cth C over Pensaukee 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 October 2024.

How much traffic does Cth C over Pensaukee River carry?

About 720 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is Cth C over Pensaukee River?

The structure is 116 ft (35.4 m) long with a longest span of 112 ft (34.1 m) and a deck 32 ft wide.

Who owns Cth C over Pensaukee River?

It is owned by the County Highway Agency.