US Bridges

Lrd 40th Street over Cn RR

FairPosted for load

Chippewa County, Wisconsin · 0.1 M N of 80th Ave · Structure no. P09013300000000

Built
1929
96 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
112 ft
7 main spans
Daily traffic
150
2023 count
Owner
Railroad
Railroad

About this bridge

Lrd 40th Street over Cn RR is a wood or timber stringer/multi-beam or girder carrying Lrd 40th Street over Cn RR in Chippewa County, Wisconsin. It was built in 1929, so it is 96 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 150 vehicles a day, projected to reach 150 by 2042. The structure is 112 ft (34 m) long and 17 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesLrd 40th Street
CrossesCn RR
Location0.1 M N of 80th Ave
RouteCity Street 0
CountyChippewa County
StateWisconsin
Coordinates44.95946, -91.59024
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating52.2 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans7
Design loadUnknown
Structure length112 ft (34 m)
Longest span21 ft (6.4 m)
Deck width17 ft (5.1 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic150 by 2042
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesRailroad
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerRailroad
Maintained byRailroad
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$444,000 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lrd 40th Street over Cn RR built?

It was built in 1929, making it 96 years old in 2025.

What condition is Lrd 40th Street over Cn RR 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 November 2023.

How much traffic does Lrd 40th Street over Cn RR carry?

About 150 vehicles per day (2023 count).

How long is Lrd 40th Street over Cn RR?

The structure is 112 ft (34 m) long with a longest span of 21 ft (6.4 m) and a deck 17 ft wide.

Who owns Lrd 40th Street over Cn RR?

It is owned by the Railroad.