US Bridges

Lrd South Sleepy H over W Fk Knapp Creek

FairPosted for load

Crawford County, Wisconsin · 1.2M N JCT Cth S · Structure no. P12009200000000

Built
1930
95 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
94
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd South Sleepy H over W Fk Knapp Creek is a steel stringer/multi-beam or girder carrying Lrd South Sleepy H over W Fk Knapp Creek in Crawford County, Wisconsin. It was built in 1930, so it is 95 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. Its operating status is: posted for load restriction.

It carries about 94 vehicles a day, projected to reach 103 by 2043. The structure is 31 ft (9.4 m) long and 15 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesLrd South Sleepy H
CrossesW Fk Knapp Creek
Location1.2M N JCT Cth S
RouteCity Street 0
CountyCrawford County
StateWisconsin
Coordinates43.28486, -90.70267
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.
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span30 ft (9 m)
Deck width15 ft (4.7 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic94 (2022)
Projected traffic103 by 2043
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 South Sleepy H over W Fk Knapp Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is Lrd South Sleepy H over W Fk Knapp Creek 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 South Sleepy H over W Fk Knapp Creek carry?

About 94 vehicles per day (2022 count).

How long is Lrd South Sleepy H over W Fk Knapp Creek?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9 m) and a deck 15 ft wide.

Who owns Lrd South Sleepy H over W Fk Knapp Creek?

It is owned by the Town or Township Highway Agency.