US Bridges

Lrd Spring Valley over Br Halfway Prairie CR

Good

Dane County, Wisconsin · 0.4M W.Jct Cth Kp · Structure no. B13057500000000

Built
2004
21 years old
Condition
Good
inspected September 2024
Type
Slab
Concrete
Length
36 ft
1 main span
Daily traffic
263
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Spring Valley over Br Halfway Prairie CR is a concrete slab carrying Lrd Spring Valley over Br Halfway Prairie CR in Dane County, Wisconsin. It was built in 2004, so it is 21 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 263 vehicles a day, roughly 5% of them trucks, projected to reach 289 by 2043. The structure is 36 ft (11.1 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLrd Spring Valley
CrossesBr Halfway Prairie CR
Location0.4M W.Jct Cth Kp
RouteCity Street 0
Coordinates43.16133, -89.68164
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.
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 evaluation7: Better than present minimum 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 rating71.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length36 ft (11.1 m)
Longest span34 ft (10.4 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic263 (2022)
Projected traffic289 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Spring Valley over Br Halfway Prairie CR built?

It was built in 2004, making it 21 years old in 2025.

What condition is Lrd Spring Valley over Br Halfway Prairie CR 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 Spring Valley over Br Halfway Prairie CR carry?

About 263 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Lrd Spring Valley over Br Halfway Prairie CR?

The structure is 36 ft (11.1 m) long with a longest span of 34 ft (10.4 m) and a deck 26 ft wide.

Who owns Lrd Spring Valley over Br Halfway Prairie CR?

It is owned by the Town or Township Highway Agency.