US Bridges

Cth H over Chippewa River 03

FairPosted for load

Dunn County, Wisconsin · 0.4M N JCT Sth 85 · Structure no. B17007000000000

Built
1964
61 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
904 ft
9 main spans
Daily traffic
1,200
2024 count
Owner
State
State Highway Agency

About this bridge

Cth H over Chippewa River 03 is a steel continuous stringer/multi-beam or girder carrying Cth H over Chippewa River 03 in Dunn County, Wisconsin. It was built in 1964, so it is 61 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for other load-capacity restriction.

It carries about 1,200 vehicles a day, projected to reach 1,440 by 2043. The structure is 904 ft (275.5 m) long and 31 ft wide. If it were closed, the detour would be 20.5 mi (33 km).

Location

Open in Google Maps
CarriesCth H
CrossesChippewa River 03
Location0.4M N JCT Sth 85
RouteCounty Highway 0H
CountyDunn County
StateWisconsin
Coordinates44.75915, -91.67505
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.4 US tons
Inventory rating17.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadH 15
Structure length904 ft (275.5 m)
Longest span105 ft (32 m)
Deck width31 ft (9.3 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2024)
Projected traffic1,440 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed20.5 mi (33 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Chippewa River 03 built?

It was built in 1964, making it 61 years old in 2025.

What condition is Cth H over Chippewa River 03 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 August 2024.

How much traffic does Cth H over Chippewa River 03 carry?

About 1,200 vehicles per day (2024 count).

How long is Cth H over Chippewa River 03?

The structure is 904 ft (275.5 m) long with a longest span of 105 ft (32 m) and a deck 31 ft wide.

Who owns Cth H over Chippewa River 03?

It is owned by the State Highway Agency.