US Bridges

Sth 22 over Little Wolf River

Good

Waupaca County, Wisconsin · 0.8M N JCT Sth 161 · Structure no. B68008800000000

Built
1998
27 years old
Condition
Good
inspected August 2021
Type
Slab
Concrete
Length
113 ft
2 main spans
Daily traffic
1,300
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 22 over Little Wolf River is a concrete slab carrying Sth 22 over Little Wolf River in Waupaca County, Wisconsin. It was built in 1998, so it is 27 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 1,300 vehicles a day, roughly 4% of them trucks, projected to reach 1,560 by 2042. The structure is 113 ft (34.3 m) long and 42 ft wide. If it were closed, the detour would be 17.4 mi (28 km).

CarriesSth 22
CrossesLittle Wolf River
Location0.8M N JCT Sth 161
RouteState Highway 22
Coordinates44.51345, -88.90516
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 inspectionAugust 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length113 ft (34.3 m)
Longest span55 ft (16.8 m)
Deck width42 ft (12.9 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2022)
Projected traffic1,560 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed17.4 mi (28 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 22 over Little Wolf River built?

It was built in 1998, making it 27 years old in 2025.

What condition is Sth 22 over Little Wolf 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 August 2021.

How much traffic does Sth 22 over Little Wolf River carry?

About 1,300 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Sth 22 over Little Wolf River?

The structure is 113 ft (34.3 m) long with a longest span of 55 ft (16.8 m) and a deck 42 ft wide.

Who owns Sth 22 over Little Wolf River?

It is owned by the State Highway Agency.