US Bridges

Lrd Centennial Cen over Thornberry Creek

Good

Brown County, Wisconsin · At Thornberry Creek · Structure no. B05040300000000

Built
2014
11 years old
Condition
Good
inspected September 2024
Type
Slab
Concrete
Length
20 ft
1 main span
Daily traffic
1,809
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lrd Centennial Cen over Thornberry Creek is a concrete slab carrying Lrd Centennial Cen over Thornberry Creek in Brown County, Wisconsin. It was built in 2014, so it is 11 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 1,809 vehicles a day, projected to reach 6,000 by 2043. The structure is 20 ft (6.2 m) long and 52 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesLrd Centennial Cen
CrossesThornberry Creek
LocationAt Thornberry Creek
RouteCity Street 0
Coordinates44.55628, -88.13121
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo 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 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 rating48.2 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length20 ft (6.2 m)
Longest span20 ft (6.1 m)
Deck width52 ft (15.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,809 (2022)
Projected traffic6,000 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Centennial Cen over Thornberry Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is Lrd Centennial Cen over Thornberry 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 September 2024.

How much traffic does Lrd Centennial Cen over Thornberry Creek carry?

About 1,809 vehicles per day (2022 count).

How long is Lrd Centennial Cen over Thornberry Creek?

The structure is 20 ft (6.2 m) long with a longest span of 20 ft (6.1 m) and a deck 52 ft wide.

Who owns Lrd Centennial Cen over Thornberry Creek?

It is owned by the City or Municipal Highway Agency.