US Bridges

Lrd Thunderbird RD over Br Nippersink Creek

Good

Walworth County, Wisconsin · 0.4M S JCT Deignan RD · Structure no. P64092800000000

Built
2020
5 years old
Condition
Good
inspected January 2025
Type
Arch - Deck
Aluminum, Wrought Iron, or Cast Iron
Length
20 ft
1 main span
Daily traffic
50
2025 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Thunderbird RD over Br Nippersink Creek is a aluminum, wrought iron, or cast iron arch - deck carrying Lrd Thunderbird RD over Br Nippersink Creek in Walworth County, Wisconsin. It was built in 2020, so it is 5 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 50 vehicles a day, projected to reach 60 by 2045. The structure is 20 ft (6.2 m) long and 41 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLrd Thunderbird RD
CrossesBr Nippersink Creek
Location0.4M S JCT Deignan RD
RouteCity Street 0
Coordinates42.51818, -88.36367
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
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeArch - Deck
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHS 20
Structure length20 ft (6.2 m)
Longest span20 ft (6.2 m)
Deck width41 ft (12.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2025)
Projected traffic60 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Thunderbird RD over Br Nippersink Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is Lrd Thunderbird RD over Br Nippersink Creek 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 January 2025.

How much traffic does Lrd Thunderbird RD over Br Nippersink Creek carry?

About 50 vehicles per day (2025 count).

How long is Lrd Thunderbird RD over Br Nippersink Creek?

The structure is 20 ft (6.2 m) long with a longest span of 20 ft (6.2 m) and a deck 41 ft wide.

Who owns Lrd Thunderbird RD over Br Nippersink Creek?

It is owned by the Town or Township Highway Agency.