US Bridges

Cth H over Apple River

Good

St. Croix County, Wisconsin · 0.3M W JCT Cth C · Structure no. B55006300000000

Built
1968
57 years old, rebuilt 1999
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
112 ft
2 main spans
Daily traffic
978
2022 count
Owner
County
County Highway Agency

About this bridge

Cth H over Apple River is a prestressed concrete stringer/multi-beam or girder carrying Cth H over Apple River in St. Croix County, Wisconsin. It was built in 1968 and reconstructed in 1999, so it is 57 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 978 vehicles a day, projected to reach 1,075 by 2042. The structure is 112 ft (34.1 m) long and 44 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCth H
CrossesApple River
Location0.3M W JCT Cth C
RouteCounty Highway 0H
Coordinates45.19187, -92.55577
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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating30.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length112 ft (34.1 m)
Longest span55 ft (16.8 m)
Deck width44 ft (13.5 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic978 (2022)
Projected traffic1,075 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 H over Apple River built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1999.

What condition is Cth H over Apple 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 October 2023.

How much traffic does Cth H over Apple River carry?

About 978 vehicles per day (2022 count).

How long is Cth H over Apple River?

The structure is 112 ft (34.1 m) long with a longest span of 55 ft (16.8 m) and a deck 44 ft wide.

Who owns Cth H over Apple River?

It is owned by the County Highway Agency.