US Bridges

Lrd Frenchtown Roa over Sugar River

Fair

Dane County, Wisconsin · 0.5M W JCT Sth 69 · Structure no. B13036700000000

Built
1989
36 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
73 ft
2 main spans
Daily traffic
343
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Frenchtown Roa over Sugar River is a concrete continuous slab carrying Lrd Frenchtown Roa over Sugar River in Dane County, Wisconsin. It was built in 1989, so it is 36 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 343 vehicles a day, projected to reach 377 by 2043. The structure is 73 ft (22.3 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesLrd Frenchtown Roa
CrossesSugar River
Location0.5M W JCT Sth 69
RouteCity Street 0
CountyDane County
StateWisconsin
Coordinates42.89131, -89.53122
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length73 ft (22.3 m)
Longest span36 ft (11 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic343 (2022)
Projected traffic377 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Frenchtown Roa over Sugar River built?

It was built in 1989, making it 36 years old in 2025.

What condition is Lrd Frenchtown Roa over Sugar River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does Lrd Frenchtown Roa over Sugar River carry?

About 343 vehicles per day (2022 count).

How long is Lrd Frenchtown Roa over Sugar River?

The structure is 73 ft (22.3 m) long with a longest span of 36 ft (11 m) and a deck 28 ft wide.

Who owns Lrd Frenchtown Roa over Sugar River?

It is owned by the Town or Township Highway Agency.