US Bridges

Lrd Sperber RD over N Fork Buffalo River

Fair

Jackson County, Wisconsin · .1 M N Ush 10 · Structure no. B27013300000000

Built
1997
28 years old
Condition
Fair
inspected October 2024
Type
Slab
Wood or Timber
Length
26 ft
1 main span
Daily traffic
1
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Sperber RD over N Fork Buffalo River is a wood or timber slab carrying Lrd Sperber RD over N Fork Buffalo River in Jackson County, Wisconsin. It was built in 1997, so it is 28 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 1 vehicles a day, projected to reach 1 by 2043. The structure is 26 ft (7.9 m) long and 25 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesLrd Sperber RD
CrossesN Fork Buffalo River
Location.1 M N Ush 10
RouteCity Street 0
Coordinates44.58231, -91.06485
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating44.6 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span25 ft (7.6 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1 (2022)
Projected traffic1 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 Sperber RD over N Fork Buffalo River built?

It was built in 1997, making it 28 years old in 2025.

What condition is Lrd Sperber RD over N Fork Buffalo 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 October 2024.

How much traffic does Lrd Sperber RD over N Fork Buffalo River carry?

About 1 vehicles per day (2022 count).

How long is Lrd Sperber RD over N Fork Buffalo River?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.6 m) and a deck 25 ft wide.

Who owns Lrd Sperber RD over N Fork Buffalo River?

It is owned by the Town or Township Highway Agency.