US Bridges

Lrd Waterfall RD over Little Platte River

FairPosted for load

Grant County, Wisconsin · 2.3M E JCT Cth D · Structure no. P22023900000000

Built
1927
98 years old, rebuilt 1966
Condition
Fair
inspected September 2024
Type
Truss - Thru
Steel
Length
64 ft
1 main span
Daily traffic
80
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Waterfall RD over Little Platte River is a steel truss - thru carrying Lrd Waterfall RD over Little Platte River in Grant County, Wisconsin. It was built in 1927 and reconstructed in 1966, so it is 98 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 80 vehicles a day, projected to reach 88 by 2043. The structure is 64 ft (19.5 m) long and 25 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesLrd Waterfall RD
CrossesLittle Platte River
Location2.3M E JCT Cth D
RouteCity Street 0
Coordinates42.81972, -90.48117
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be 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 alignment6: Equal to present minimum criteria
Operating rating26.5 US tons
Inventory rating16.1 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length64 ft (19.5 m)
Longest span60 ft (18.3 m)
Deck width25 ft (7.7 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2022)
Projected traffic88 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 Waterfall RD over Little Platte River built?

It was built in 1927, making it 98 years old in 2025. It was reconstructed in 1966.

What condition is Lrd Waterfall RD over Little Platte 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 Waterfall RD over Little Platte River carry?

About 80 vehicles per day (2022 count).

How long is Lrd Waterfall RD over Little Platte River?

The structure is 64 ft (19.5 m) long with a longest span of 60 ft (18.3 m) and a deck 25 ft wide.

Who owns Lrd Waterfall RD over Little Platte River?

It is owned by the Town or Township Highway Agency.