US Bridges

Sth 29-SPRING ST over Eau Galle River

Fair

Pierce County, Wisconsin · 0.1M E JCT Cth B to W · Structure no. B47077500000000

Built
1951
74 years old, rebuilt 1997
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
233 ft
3 main spans
Daily traffic
2,700
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 29-SPRING ST over Eau Galle River is a steel continuous stringer/multi-beam or girder carrying Sth 29-SPRING ST over Eau Galle River in Pierce County, Wisconsin. It was built in 1951 and reconstructed in 1997, so it is 74 years old, older 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 2,700 vehicles a day, roughly 8% of them trucks, projected to reach 3,240 by 2043. The structure is 233 ft (71 m) long and 36 ft wide. If it were closed, the detour would be 23 mi (37 km).

Location

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CarriesSth 29-SPRING ST
CrossesEau Galle River
Location0.1M E JCT Cth B to W
RouteState Highway 29
CountyPierce County
StateWisconsin
Coordinates44.84133, -92.23797
Functional classRural Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
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 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 rating68.5 US tons
Inventory rating51.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length233 ft (71 m)
Longest span87 ft (26.5 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2022)
Projected traffic3,240 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed23 mi (37 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 29-SPRING ST over Eau Galle River built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1997.

What condition is Sth 29-SPRING ST over Eau Galle 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 April 2024.

How much traffic does Sth 29-SPRING ST over Eau Galle River carry?

About 2,700 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Sth 29-SPRING ST over Eau Galle River?

The structure is 233 ft (71 m) long with a longest span of 87 ft (26.5 m) and a deck 36 ft wide.

Who owns Sth 29-SPRING ST over Eau Galle River?

It is owned by the State Highway Agency.