US Bridges

Lrd Buffalo Ridge over Trappe River

Fair

Marathon County, Wisconsin · 1.9M E JCT Cth Ww · Structure no. P37012400000000

Built
1960
65 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
85 ft
2 main spans
Daily traffic
47
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Buffalo Ridge over Trappe River is a prestressed concrete box beam or girders - multiple carrying Lrd Buffalo Ridge over Trappe River in Marathon County, Wisconsin. It was built in 1960, so it is 65 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 47 vehicles a day, projected to reach 49 by 2043. The structure is 85 ft (25.9 m) long and 24 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

Open in Google Maps
CarriesLrd Buffalo Ridge
CrossesTrappe River
Location1.9M E JCT Cth Ww
RouteCity Street 0
CountyMarathon County
StateWisconsin
Coordinates45.0744, -89.53297
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating30.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length85 ft (25.9 m)
Longest span40 ft (12.3 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47 (2024)
Projected traffic49 by 2043
Trucks0%
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

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 Buffalo Ridge over Trappe River built?

It was built in 1960, making it 65 years old in 2025.

What condition is Lrd Buffalo Ridge over Trappe 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 September 2024.

How much traffic does Lrd Buffalo Ridge over Trappe River carry?

About 47 vehicles per day (2024 count).

How long is Lrd Buffalo Ridge over Trappe River?

The structure is 85 ft (25.9 m) long with a longest span of 40 ft (12.3 m) and a deck 24 ft wide.

Who owns Lrd Buffalo Ridge over Trappe River?

It is owned by the Town or Township Highway Agency.