US Bridges

Lrd Autumn Lake Pa over Unnamed Tributary to Sta

Good

Dane County, Wisconsin · 300 Ft S JCT Golden Dusk · Structure no. B13089700000000

Built
2021
4 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
1,000
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lrd Autumn Lake Pa over Unnamed Tributary to Sta is a concrete culvert carrying Lrd Autumn Lake Pa over Unnamed Tributary to Sta in Dane County, Wisconsin. It was built in 2021, so it is 4 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,000 vehicles a day, projected to reach 1,200 by 2040. The structure is 26 ft (7.9 m) long and 138 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesLrd Autumn Lake Pa
CrossesUnnamed Tributary to Sta
Location300 Ft S JCT Golden Dusk
RouteCity Street 0
Coordinates43.12467, -89.28214
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating39.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width138 ft (42.1 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2022)
Projected traffic1,200 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Autumn Lake Pa over Unnamed Tributary to Sta built?

It was built in 2021, making it 4 years old in 2025.

What condition is Lrd Autumn Lake Pa over Unnamed Tributary to Sta 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 Autumn Lake Pa over Unnamed Tributary to Sta carry?

About 1,000 vehicles per day (2022 count).

How long is Lrd Autumn Lake Pa over Unnamed Tributary to Sta?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m) and a deck 138 ft wide.

Who owns Lrd Autumn Lake Pa over Unnamed Tributary to Sta?

It is owned by the City or Municipal Highway Agency.