US Bridges

Sth 85 over Dusham Creek

Good

Dunn County, Wisconsin · 0.5M E JCT Cth O · Structure no. B17020400000000

Built
2011
14 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete Continuous
Length
58 ft
2 main spans
Daily traffic
2,800
2023 count
Owner
State
State Highway Agency

About this bridge

Sth 85 over Dusham Creek is a concrete continuous slab carrying Sth 85 over Dusham Creek in Dunn County, Wisconsin. It was built in 2011, so it is 14 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 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 2,800 vehicles a day, projected to reach 3,480 by 2043. The structure is 58 ft (17.8 m) long and 47 ft wide. If it were closed, the detour would be 56.5 mi (91 km).

CarriesSth 85
CrossesDusham Creek
Location0.5M E JCT Cth O
RouteState Highway 85
Coordinates44.69819, -91.78026
Functional classRural Minor Arterial

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 protection9 ExcellentNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.9 US tons
Inventory rating44.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length58 ft (17.8 m)
Longest span28 ft (8.5 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2023)
Projected traffic3,480 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed56.5 mi (91 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 Sth 85 over Dusham Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is Sth 85 over Dusham 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 2024.

How much traffic does Sth 85 over Dusham Creek carry?

About 2,800 vehicles per day (2023 count).

How long is Sth 85 over Dusham Creek?

The structure is 58 ft (17.8 m) long with a longest span of 28 ft (8.5 m) and a deck 47 ft wide.

Who owns Sth 85 over Dusham Creek?

It is owned by the State Highway Agency.