US Bridges

Lrd 560th Ave over Big River

Good

Pierce County, Wisconsin · 0.5M S JCT Ush 10 · Structure no. B47010800000000

Built
1991
34 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete
Length
46 ft
1 main span
Daily traffic
73
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd 560th Ave over Big River is a concrete slab carrying Lrd 560th Ave over Big River in Pierce County, Wisconsin. It was built in 1991, so it is 34 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 73 vehicles a day, projected to reach 80 by 2043. The structure is 46 ft (14.1 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLrd 560th Ave
CrossesBig River
Location0.5M S JCT Ush 10
RouteCity Street 0
Coordinates44.74251, -92.65673
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 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 alignment6: Equal to present minimum criteria
Operating rating68.5 US tons
Inventory rating41.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length46 ft (14.1 m)
Longest span44 ft (13.4 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic73 (2022)
Projected traffic80 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Lrd 560th Ave over Big River built?

It was built in 1991, making it 34 years old in 2025.

What condition is Lrd 560th Ave over Big 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 April 2024.

How much traffic does Lrd 560th Ave over Big River carry?

About 73 vehicles per day (2022 count).

How long is Lrd 560th Ave over Big River?

The structure is 46 ft (14.1 m) long with a longest span of 44 ft (13.4 m) and a deck 26 ft wide.

Who owns Lrd 560th Ave over Big River?

It is owned by the Town or Township Highway Agency.