US Bridges

Lrd 490th Street over Dry Run

FairPosted for load

Pierce County, Wisconsin · 0.1M N 330th ST · Structure no. B47019100000000

Built
1945
80 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
27 ft
1 main span
Daily traffic
40
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd 490th Street over Dry Run is a steel stringer/multi-beam or girder carrying Lrd 490th Street over Dry Run in Pierce County, Wisconsin. It was built in 1945, so it is 80 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 40 vehicles a day, projected to reach 34 by 2043. The structure is 27 ft (8.2 m) long and 22 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesLrd 490th Street
CrossesDry Run
Location0.1M N 330th ST
RouteCity Street 0
CountyPierce County
StateWisconsin
Coordinates44.66052, -92.37562
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating19.8 US tons
Inventory rating10.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckNot applicable
Main spans1 (+1 approach)
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span11 ft (3.5 m)
Deck width22 ft (6.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2024)
Projected traffic34 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$147,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd 490th Street over Dry Run built?

It was built in 1945, making it 80 years old in 2025.

What condition is Lrd 490th Street over Dry Run 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 April 2024.

How much traffic does Lrd 490th Street over Dry Run carry?

About 40 vehicles per day (2024 count).

How long is Lrd 490th Street over Dry Run?

The structure is 27 ft (8.2 m) long with a longest span of 11 ft (3.5 m) and a deck 22 ft wide.

Who owns Lrd 490th Street over Dry Run?

It is owned by the Town or Township Highway Agency.