US Bridges

Cth Y over Plover River

Good

Marathon County, Wisconsin · 1.0M N JCT Sth 29 · Structure no. B37045400000000

Built
2020
5 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
913
2024 count
Owner
County
County Highway Agency

About this bridge

Cth Y over Plover River is a prestressed concrete stringer/multi-beam or girder carrying Cth Y over Plover River in Marathon County, Wisconsin. It was built in 2020, so it is 5 years old, younger 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 913 vehicles a day, roughly 67% of them trucks, projected to reach 958 by 2040. The structure is 60 ft (18.4 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCth Y
CrossesPlover River
Location1.0M N JCT Sth 29
RouteCounty Highway 0Y
Coordinates44.89573, -89.33114
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable 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 rating57.9 US tons
Inventory rating43.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length60 ft (18.4 m)
Longest span58 ft (17.7 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic913 (2024)
Projected traffic958 by 2040
Trucks67%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Y over Plover River built?

It was built in 2020, making it 5 years old in 2025.

What condition is Cth Y over Plover 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 September 2024.

How much traffic does Cth Y over Plover River carry?

About 913 vehicles per day (2024 count), of which roughly 67% are trucks.

How long is Cth Y over Plover River?

The structure is 60 ft (18.4 m) long with a longest span of 58 ft (17.7 m) and a deck 31 ft wide.

Who owns Cth Y over Plover River?

It is owned by the County Highway Agency.