US Bridges

Lrd Mill RD over Six Mile Creek

Good

Dane County, Wisconsin · 1.8M E JCT Cth M · Structure no. B13036100000000

Built
1985
40 years old, rebuilt 2011
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
3,485
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Mill RD over Six Mile Creek is a prestressed concrete stringer/multi-beam or girder carrying Lrd Mill RD over Six Mile Creek in Dane County, Wisconsin. It was built in 1985 and reconstructed in 2011, so it is 40 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 3,485 vehicles a day, projected to reach 3,833 by 2043. The structure is 64 ft (19.5 m) long and 48 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLrd Mill RD
CrossesSix Mile Creek
Location1.8M E JCT Cth M
RouteCity Street 0
Coordinates43.17469, -89.43303
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.8 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length64 ft (19.5 m)
Longest span62 ft (18.9 m)
Deck width48 ft (14.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,485 (2022)
Projected traffic3,833 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 Mill RD over Six Mile Creek built?

It was built in 1985, making it 40 years old in 2025. It was reconstructed in 2011.

What condition is Lrd Mill RD over Six Mile 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 October 2024.

How much traffic does Lrd Mill RD over Six Mile Creek carry?

About 3,485 vehicles per day (2022 count).

How long is Lrd Mill RD over Six Mile Creek?

The structure is 64 ft (19.5 m) long with a longest span of 62 ft (18.9 m) and a deck 48 ft wide.

Who owns Lrd Mill RD over Six Mile Creek?

It is owned by the Town or Township Highway Agency.