US Bridges

Lrd 350th Ave over Knights Creek

Good

Dunn County, Wisconsin · 0.2M W JCT Cth D · Structure no. B17011400000000

Built
1988
37 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete
Length
42 ft
1 main span
Daily traffic
53
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd 350th Ave over Knights Creek is a concrete slab carrying Lrd 350th Ave over Knights Creek in Dunn County, Wisconsin. It was built in 1988, so it is 37 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 53 vehicles a day, projected to reach 55 by 2043. The structure is 42 ft (12.7 m) long and 26 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesLrd 350th Ave
CrossesKnights Creek
Location0.2M W JCT Cth D
RouteCity Street 0
Coordinates44.79319, -92.03063
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length42 ft (12.7 m)
Longest span40 ft (12.2 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53 (2024)
Projected traffic55 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 350th Ave over Knights Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Lrd 350th Ave over Knights Creek 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 July 2024.

How much traffic does Lrd 350th Ave over Knights Creek carry?

About 53 vehicles per day (2024 count).

How long is Lrd 350th Ave over Knights Creek?

The structure is 42 ft (12.7 m) long with a longest span of 40 ft (12.2 m) and a deck 26 ft wide.

Who owns Lrd 350th Ave over Knights Creek?

It is owned by the Town or Township Highway Agency.