US Bridges

Cth S over Pensaukee River

Good

Oconto County, Wisconsin · 0.3M N JCT Cth Ss · Structure no. B42001100000000

Built
1961
64 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
73 ft
1 main span
Daily traffic
780
2022 count
Owner
County
County Highway Agency

About this bridge

Cth S over Pensaukee River is a prestressed concrete stringer/multi-beam or girder carrying Cth S over Pensaukee River in Oconto County, Wisconsin. It was built in 1961, 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 780 vehicles a day, projected to reach 936 by 2042. The structure is 73 ft (22.1 m) long and 35 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCth S
CrossesPensaukee River
Location0.3M N JCT Cth Ss
RouteCounty Highway 0S
Coordinates44.82699, -87.91338
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating26.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length73 ft (22.1 m)
Longest span70 ft (21.2 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 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
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.

What condition is Cth S over Pensaukee River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. 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 73 ft (22.1 m) long with a longest span of 70 ft (21.2 m) and a deck 35 ft wide.

Who owns Cth S over Pensaukee River?

It is owned by the County Highway Agency.