US Bridges

Lrd River RD over Yahara River

Fair

Dane County, Wisconsin · 1.6M S JCT Cth V · Structure no. B13036400000000

Built
1990
35 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete
Length
42 ft
1 main span
Daily traffic
2,400
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lrd River RD over Yahara River is a concrete slab carrying Lrd River RD over Yahara River in Dane County, Wisconsin. It was built in 1990, so it is 35 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 2,400 vehicles a day, projected to reach 2,880 by 2042. The structure is 42 ft (12.7 m) long and 30 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesLrd River RD
CrossesYahara River
Location1.6M S JCT Cth V
RouteCity Street 0
Coordinates43.229, -89.36258
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.4 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length42 ft (12.7 m)
Longest span40 ft (12.2 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2022)
Projected traffic2,880 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 River RD over Yahara River built?

It was built in 1990, making it 35 years old in 2025.

What condition is Lrd River RD over Yahara 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 October 2024.

How much traffic does Lrd River RD over Yahara River carry?

About 2,400 vehicles per day (2022 count).

How long is Lrd River RD over Yahara River?

The structure is 42 ft (12.7 m) long with a longest span of 40 ft (12.2 m) and a deck 30 ft wide.

Who owns Lrd River RD over Yahara River?

It is owned by the City or Municipal Highway Agency.