US Bridges

Lrd Oak Grove RD over Br Rock River

Good

Fond du Lac County, Wisconsin · 0.75M S Lake Maria RD · Structure no. B20020100000000

Built
2009
16 years old
Condition
Good
inspected September 2024
Type
Slab
Concrete
Length
53 ft
1 main span
Daily traffic
272
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Oak Grove RD over Br Rock River is a concrete slab carrying Lrd Oak Grove RD over Br Rock River in Fond du Lac County, Wisconsin. It was built in 2009, so it is 16 years old, younger 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 272 vehicles a day, projected to reach 299 by 2043. The structure is 53 ft (16.1 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLrd Oak Grove RD
CrossesBr Rock River
Location0.75M S Lake Maria RD
RouteCity Street 0
Coordinates43.65636, -88.81521
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.
Superstructure7 GoodSome minor problems.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.1 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length53 ft (16.1 m)
Longest span50 ft (15.2 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic272 (2022)
Projected traffic299 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Oak Grove RD over Br Rock River built?

It was built in 2009, making it 16 years old in 2025.

What condition is Lrd Oak Grove RD over Br Rock 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 September 2024.

How much traffic does Lrd Oak Grove RD over Br Rock River carry?

About 272 vehicles per day (2022 count).

How long is Lrd Oak Grove RD over Br Rock River?

The structure is 53 ft (16.1 m) long with a longest span of 50 ft (15.2 m) and a deck 28 ft wide.

Who owns Lrd Oak Grove RD over Br Rock River?

It is owned by the Town or Township Highway Agency.