US Bridges

Lrd South River RD over Trempealeau River

Fair

Trempealeau County, Wisconsin · 0.3M S JCT Sth 95 · Structure no. B61008000000000

Built
1982
43 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
117 ft
3 main spans
Daily traffic
117
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd South River RD over Trempealeau River is a concrete continuous slab carrying Lrd South River RD over Trempealeau River in Trempealeau County, Wisconsin. It was built in 1982, so it is 43 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 5 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 117 vehicles a day, projected to reach 128 by 2043. The structure is 117 ft (35.6 m) long and 28 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesLrd South River RD
CrossesTrempealeau River
Location0.3M S JCT Sth 95
RouteCity Street 0
Coordinates44.30703, -91.16644
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.8 US tons
Inventory rating32.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length117 ft (35.6 m)
Longest span46 ft (14 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic117 (2022)
Projected traffic128 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 South River RD over Trempealeau River built?

It was built in 1982, making it 43 years old in 2025.

What condition is Lrd South River RD over Trempealeau 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 May 2024.

How much traffic does Lrd South River RD over Trempealeau River carry?

About 117 vehicles per day (2022 count).

How long is Lrd South River RD over Trempealeau River?

The structure is 117 ft (35.6 m) long with a longest span of 46 ft (14 m) and a deck 28 ft wide.

Who owns Lrd South River RD over Trempealeau River?

It is owned by the Town or Township Highway Agency.