US Bridges

Sth 34 over Little Eau Pleine River

Good

Portage County, Wisconsin · 0.5M N JCT Cth E · Structure no. B49009200000000

Built
1999
26 years old
Condition
Good
inspected August 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
326 ft
4 main spans
Daily traffic
4,500
2021 count
Owner
State
State Highway Agency

About this bridge

Sth 34 over Little Eau Pleine River is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 34 over Little Eau Pleine River in Portage County, Wisconsin. It was built in 1999, so it is 26 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 4,500 vehicles a day, roughly 6% of them trucks, projected to reach 5,400 by 2041. The structure is 326 ft (99.5 m) long and 45 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSth 34
CrossesLittle Eau Pleine River
Location0.5M N JCT Cth E
RouteState Highway 34
Coordinates44.67781, -89.71728
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 protection8 Very GoodNo problems noted.
Last inspectionAugust 2021
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.5 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length326 ft (99.5 m)
Longest span79 ft (24.2 m)
Deck width45 ft (13.8 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,500 (2021)
Projected traffic5,400 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 34 over Little Eau Pleine River built?

It was built in 1999, making it 26 years old in 2025.

What condition is Sth 34 over Little Eau Pleine 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 34 over Little Eau Pleine River carry?

About 4,500 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Sth 34 over Little Eau Pleine River?

The structure is 326 ft (99.5 m) long with a longest span of 79 ft (24.2 m) and a deck 45 ft wide.

Who owns Sth 34 over Little Eau Pleine River?

It is owned by the State Highway Agency.