US Bridges

Cth K over S Chipmunk Coulee Creek

Good

Vernon County, Wisconsin · 2.1M E JCT Sth 35 · Structure no. B62006400000000

Built
1983
42 years old, rebuilt 2021
Condition
Good
inspected August 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
69 ft
1 main span
Daily traffic
2,365
2021 count
Owner
County
County Highway Agency

About this bridge

Cth K over S Chipmunk Coulee Creek is a prestressed concrete stringer/multi-beam or girder carrying Cth K over S Chipmunk Coulee Creek in Vernon County, Wisconsin. It was built in 1983 and reconstructed in 2021, so it is 42 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 2,365 vehicles a day, projected to reach 3,810 by 2041. The structure is 69 ft (20.9 m) long and 31 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesCth K
CrossesS Chipmunk Coulee Creek
Location2.1M E JCT Sth 35
RouteCounty Highway 0K
Coordinates43.71693, -91.16845
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 rating80.5 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length69 ft (20.9 m)
Longest span65 ft (19.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,365 (2021)
Projected traffic3,810 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 K over S Chipmunk Coulee Creek built?

It was built in 1983, making it 42 years old in 2025. It was reconstructed in 2021.

What condition is Cth K over S Chipmunk Coulee Creek 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 August 2022.

How much traffic does Cth K over S Chipmunk Coulee Creek carry?

About 2,365 vehicles per day (2021 count).

How long is Cth K over S Chipmunk Coulee Creek?

The structure is 69 ft (20.9 m) long with a longest span of 65 ft (19.8 m) and a deck 31 ft wide.

Who owns Cth K over S Chipmunk Coulee Creek?

It is owned by the County Highway Agency.