US Bridges

Lrd Prairie RD over Ridgeway Branch

Good

Iowa County, Wisconsin · 0.2M W JCT Cth H · Structure no. B25010400000000

Built
2000
25 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete
Length
39 ft
1 main span
Daily traffic
249
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Prairie RD over Ridgeway Branch is a concrete slab carrying Lrd Prairie RD over Ridgeway Branch in Iowa County, Wisconsin. It was built in 2000, so it is 25 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 249 vehicles a day, roughly 5% of them trucks, projected to reach 273 by 2043. The structure is 39 ft (11.8 m) long and 28 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesLrd Prairie RD
CrossesRidgeway Branch
Location0.2M W JCT Cth H
RouteCity Street 0
Coordinates42.95842, -89.959
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 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 rating66.6 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length39 ft (11.8 m)
Longest span36 ft (11 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic249 (2022)
Projected traffic273 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 Prairie RD over Ridgeway Branch built?

It was built in 2000, making it 25 years old in 2025.

What condition is Lrd Prairie RD over Ridgeway Branch 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 July 2024.

How much traffic does Lrd Prairie RD over Ridgeway Branch carry?

About 249 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Lrd Prairie RD over Ridgeway Branch?

The structure is 39 ft (11.8 m) long with a longest span of 36 ft (11 m) and a deck 28 ft wide.

Who owns Lrd Prairie RD over Ridgeway Branch?

It is owned by the Town or Township Highway Agency.