US Bridges

Lrd Main ST over Chippewa River 13

Fair

Chippewa County, Wisconsin · 0.1M S JCT Bus. 29 · Structure no. B09009900000000

Built
1976
49 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
789 ft
6 main spans
Daily traffic
6,500
2021 count
Owner
State
State Highway Agency

About this bridge

Lrd Main ST over Chippewa River 13 is a prestressed concrete continuous stringer/multi-beam or girder carrying Lrd Main ST over Chippewa River 13 in Chippewa County, Wisconsin. It was built in 1976, so it is 49 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.

It carries about 6,500 vehicles a day, roughly 5% of them trucks, projected to reach 9,000 by 2042. The structure is 789 ft (240.5 m) long and 57 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesLrd Main ST
CrossesChippewa River 13
Location0.1M S JCT Bus. 29
RouteCity Street 0
CountyChippewa County
StateWisconsin
Coordinates44.93024, -91.39338
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length789 ft (240.5 m)
Longest span131 ft (39.9 m)
Deck width57 ft (17.5 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,500 (2021)
Projected traffic9,000 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$5.9 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd Main ST over Chippewa River 13 built?

It was built in 1976, making it 49 years old in 2025.

What condition is Lrd Main ST over Chippewa River 13 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 May 2023.

How much traffic does Lrd Main ST over Chippewa River 13 carry?

About 6,500 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Lrd Main ST over Chippewa River 13?

The structure is 789 ft (240.5 m) long with a longest span of 131 ft (39.9 m) and a deck 57 ft wide.

Who owns Lrd Main ST over Chippewa River 13?

It is owned by the State Highway Agency.