US Bridges

Lrd S 9th Place over Kinnickinnic River

Fair

Milwaukee County, Wisconsin · 1.7M S JCT Sth 59 · Structure no. P40062500000000

Built
1979
46 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
67 ft
1 main span
Daily traffic
2,096
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lrd S 9th Place over Kinnickinnic River is a steel stringer/multi-beam or girder carrying Lrd S 9th Place over Kinnickinnic River in Milwaukee County, Wisconsin. It was built in 1979, so it is 46 years old, older 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 5 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 2,096 vehicles a day, projected to reach 1,320 by 2041. The structure is 67 ft (20.3 m) long and 56 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesLrd S 9th Place
CrossesKinnickinnic River
Location1.7M S JCT Sth 59
RouteCity Street 0
CountyMilwaukee County
StateWisconsin
Coordinates42.99746, -87.92374
Functional classUrban 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating102.6 US tons
Inventory rating60.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length67 ft (20.3 m)
Longest span62 ft (19 m)
Deck width56 ft (17.1 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,096 (2023)
Projected traffic1,320 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 S 9th Place over Kinnickinnic River built?

It was built in 1979, making it 46 years old in 2025.

What condition is Lrd S 9th Place over Kinnickinnic 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 May 2024.

How much traffic does Lrd S 9th Place over Kinnickinnic River carry?

About 2,096 vehicles per day (2023 count).

How long is Lrd S 9th Place over Kinnickinnic River?

The structure is 67 ft (20.3 m) long with a longest span of 62 ft (19 m) and a deck 56 ft wide.

Who owns Lrd S 9th Place over Kinnickinnic River?

It is owned by the City or Municipal Highway Agency.