US Bridges

Lrd Shady Lane RD over Little Trappe River

GoodPosted for load

Marathon County, Wisconsin · 0.6M N JCT Cth W · Structure no. B37019500000000

Built
1982
43 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
71 ft
1 main span
Daily traffic
424
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Shady Lane RD over Little Trappe River is a prestressed concrete stringer/multi-beam or girder carrying Lrd Shady Lane RD over Little Trappe River in Marathon 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 good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for other load-capacity restriction.

It carries about 424 vehicles a day, projected to reach 453 by 2043. The structure is 71 ft (21.6 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLrd Shady Lane RD
CrossesLittle Trappe River
Location0.6M N JCT Cth W
RouteCity Street 0
Coordinates45.0828, -89.60394
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating32.4 US tons
Inventory rating28.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length71 ft (21.6 m)
Longest span68 ft (20.7 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic424 (2024)
Projected traffic453 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Shady Lane RD over Little Trappe River built?

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

What condition is Lrd Shady Lane RD over Little Trappe 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 September 2024.

How much traffic does Lrd Shady Lane RD over Little Trappe River carry?

About 424 vehicles per day (2024 count).

How long is Lrd Shady Lane RD over Little Trappe River?

The structure is 71 ft (21.6 m) long with a longest span of 68 ft (20.7 m) and a deck 28 ft wide.

Who owns Lrd Shady Lane RD over Little Trappe River?

It is owned by the Town or Township Highway Agency.