US Bridges

Lrd 30th Ave over Rush River

Good

St. Croix County, Wisconsin · 0.1M E JCT Cth Y · Structure no. B55009200000000

Built
1985
40 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete Continuous
Length
75 ft
2 main spans
Daily traffic
100
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd 30th Ave over Rush River is a concrete continuous slab carrying Lrd 30th Ave over Rush River in St. Croix County, Wisconsin. It was built in 1985, so it is 40 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 100 vehicles a day, projected to reach 79 by 2043. The structure is 75 ft (22.8 m) long and 26 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

Open in Google Maps
CarriesLrd 30th Ave
CrossesRush River
Location0.1M E JCT Cth Y
RouteCity Street 0
CountySt. Croix County
StateWisconsin
Coordinates44.90563, -92.39425
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length75 ft (22.8 m)
Longest span36 ft (11.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic79 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 30th Ave over Rush River built?

It was built in 1985, making it 40 years old in 2025.

What condition is Lrd 30th Ave over Rush 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 November 2024.

How much traffic does Lrd 30th Ave over Rush River carry?

About 100 vehicles per day (2022 count).

How long is Lrd 30th Ave over Rush River?

The structure is 75 ft (22.8 m) long with a longest span of 36 ft (11.1 m) and a deck 26 ft wide.

Who owns Lrd 30th Ave over Rush River?

It is owned by the Town or Township Highway Agency.