US Bridges

Lrd 29th Avenue over Brill River

Good

Barron County, Wisconsin · 1.3M E JCT Cth M · Structure no. B03018500000000

Built
2006
19 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
47 ft
1 main span
Daily traffic
105
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd 29th Avenue over Brill River is a concrete slab carrying Lrd 29th Avenue over Brill River in Barron County, Wisconsin. It was built in 2006, so it is 19 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 105 vehicles a day, roughly 10% of them trucks, projected to reach 115 by 2042. The structure is 47 ft (14.2 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLrd 29th Avenue
CrossesBrill River
Location1.3M E JCT Cth M
RouteCity Street 0
Coordinates45.62458, -91.6773
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 rating75.6 US tons
Inventory rating44.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length47 ft (14.2 m)
Longest span46 ft (14 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic105 (2022)
Projected traffic115 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 29th Avenue over Brill River built?

It was built in 2006, making it 19 years old in 2025.

What condition is Lrd 29th Avenue over Brill 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 May 2023.

How much traffic does Lrd 29th Avenue over Brill River carry?

About 105 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Lrd 29th Avenue over Brill River?

The structure is 47 ft (14.2 m) long with a longest span of 46 ft (14 m) and a deck 26 ft wide.

Who owns Lrd 29th Avenue over Brill River?

It is owned by the Town or Township Highway Agency.