US Bridges

Lrd Bridge RD over Black River

Good

Clark County, Wisconsin · 1.4M E JCT Cth O · Structure no. B10004700000000

Built
1981
44 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
190 ft
3 main spans
Daily traffic
58
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Bridge RD over Black River is a prestressed concrete continuous stringer/multi-beam or girder carrying Lrd Bridge RD over Black River in Clark County, Wisconsin. It was built in 1981, so it is 44 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 58 vehicles a day, projected to reach 63 by 2043. The structure is 190 ft (57.8 m) long and 32 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesLrd Bridge RD
CrossesBlack River
Location1.4M E JCT Cth O
RouteCity Street 0
Coordinates45.00242, -90.65078
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating21.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length190 ft (57.8 m)
Longest span63 ft (19.2 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58 (2022)
Projected traffic63 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 Bridge RD over Black River built?

It was built in 1981, making it 44 years old in 2025.

What condition is Lrd Bridge RD over Black River 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 October 2024.

How much traffic does Lrd Bridge RD over Black River carry?

About 58 vehicles per day (2022 count).

How long is Lrd Bridge RD over Black River?

The structure is 190 ft (57.8 m) long with a longest span of 63 ft (19.2 m) and a deck 32 ft wide.

Who owns Lrd Bridge RD over Black River?

It is owned by the Town or Township Highway Agency.