US Bridges

Sth 29 WB over Wolf River

Fair

Shawano County, Wisconsin · 7.7M W JCT Sth 47 · Structure no. B58007500000000

Built
1996
29 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
544 ft
4 main spans
Daily traffic
5,550
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 29 WB over Wolf River is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 29 WB over Wolf River in Shawano County, Wisconsin. It was built in 1996, so it is 29 years old, younger 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,550 vehicles a day, roughly 8% of them trucks, projected to reach 10,030 by 2042. The structure is 544 ft (165.7 m) long and 43 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSth 29 WB
CrossesWolf River
Location7.7M W JCT Sth 47
RouteState Highway 29
Coordinates44.75475, -88.60457
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating73.9 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length544 ft (165.7 m)
Longest span134 ft (40.9 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,550 (2022)
Projected traffic10,030 by 2042
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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 29 WB over Wolf River built?

It was built in 1996, making it 29 years old in 2025.

What condition is Sth 29 WB over Wolf River 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 July 2023.

How much traffic does Sth 29 WB over Wolf River carry?

About 5,550 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Sth 29 WB over Wolf River?

The structure is 544 ft (165.7 m) long with a longest span of 134 ft (40.9 m) and a deck 43 ft wide.

Who owns Sth 29 WB over Wolf River?

It is owned by the State Highway Agency.