US Bridges

Cth S over Pensaukee River

Fair

Oconto County, Wisconsin · 0.1M N JCT Cth Ss · Structure no. B42001200000000

Built
1961
64 years old, rebuilt 2010
Condition
Fair
inspected November 2024
Type
Slab
Concrete Continuous
Length
132 ft
3 main spans
Daily traffic
780
2022 count
Owner
County
County Highway Agency

About this bridge

Cth S over Pensaukee River is a concrete continuous slab carrying Cth S over Pensaukee River in Oconto County, Wisconsin. It was built in 1961 and reconstructed in 2010, so it is 64 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.

It carries about 780 vehicles a day, projected to reach 936 by 2042. The structure is 132 ft (40.2 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesCth S
CrossesPensaukee River
Location0.1M N JCT Cth Ss
RouteCounty Highway 0S
CountyOconto County
StateWisconsin
Coordinates44.82395, -87.91332
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating51.8 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length132 ft (40.2 m)
Longest span50 ft (15.2 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic780 (2022)
Projected traffic936 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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 S over Pensaukee River built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2010.

What condition is Cth S 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 November 2024.

How much traffic does Cth S over Pensaukee River carry?

About 780 vehicles per day (2022 count).

How long is Cth S over Pensaukee River?

The structure is 132 ft (40.2 m) long with a longest span of 50 ft (15.2 m) and a deck 31 ft wide.

Who owns Cth S over Pensaukee River?

It is owned by the County Highway Agency.