US Bridges

Lrd Korback RD over Mill Creek

Good

Iowa County, Wisconsin · 0.2M W JCT Cth Y · Structure no. B25002900000000

Built
1983
42 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete
Length
39 ft
1 main span
Daily traffic
104
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Korback RD over Mill Creek is a concrete slab carrying Lrd Korback RD over Mill Creek in Iowa County, Wisconsin. It was built in 1983, so it is 42 years old, older 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 104 vehicles a day, projected to reach 114 by 2043. The structure is 39 ft (11.8 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLrd Korback RD
CrossesMill Creek
Location0.2M W JCT Cth Y
RouteCity Street 0
Coordinates43.043, -90.01714
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 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 rating54 US tons
Inventory rating32.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length39 ft (11.8 m)
Longest span37 ft (11.3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic104 (2022)
Projected traffic114 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Korback RD over Mill Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Lrd Korback RD over Mill 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 July 2024.

How much traffic does Lrd Korback RD over Mill Creek carry?

About 104 vehicles per day (2022 count).

How long is Lrd Korback RD over Mill Creek?

The structure is 39 ft (11.8 m) long with a longest span of 37 ft (11.3 m) and a deck 26 ft wide.

Who owns Lrd Korback RD over Mill Creek?

It is owned by the Town or Township Highway Agency.