US Bridges

Lrd E Memorial DR over Ush 51-N Parker DR

Fair

Rock County, Wisconsin · 0.8M W JCT Sth 26 · Structure no. B53009800000000

Built
1970
55 years old, rebuilt 2005
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
146 ft
2 main spans
Daily traffic
16,400
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lrd E Memorial DR over Ush 51-N Parker DR is a steel continuous stringer/multi-beam or girder carrying Lrd E Memorial DR over Ush 51-N Parker DR in Rock County, Wisconsin. It was built in 1970 and reconstructed in 2005, so it is 55 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 16,400 vehicles a day, projected to reach 18,040 by 2043. The structure is 146 ft (44.4 m) long and 79 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesLrd E Memorial DR
CrossesUsh 51-N Parker DR
Location0.8M W JCT Sth 26
RouteCity Street 0
CountyRock County
StateWisconsin
Coordinates42.69376, -89.02957
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating25 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length146 ft (44.4 m)
Longest span76 ft (23.2 m)
Deck width79 ft (24.1 m)
Roadway width71 ft (21.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,400 (2022)
Projected traffic18,040 by 2043
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lrd E Memorial DR over Ush 51-N Parker DR built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2005.

What condition is Lrd E Memorial DR over Ush 51-N Parker DR 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 August 2024.

How much traffic does Lrd E Memorial DR over Ush 51-N Parker DR carry?

About 16,400 vehicles per day (2022 count).

How long is Lrd E Memorial DR over Ush 51-N Parker DR?

The structure is 146 ft (44.4 m) long with a longest span of 76 ft (23.2 m) and a deck 79 ft wide.

Who owns Lrd E Memorial DR over Ush 51-N Parker DR?

It is owned by the City or Municipal Highway Agency.