US Bridges

Lrd W Memorial DR over Rock River & UPRR

Fair

Rock County, Wisconsin · 0.1M W JCT Ush 51 · Structure no. B53009700000000

Built
1969
56 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
734 ft
8 main spans
Daily traffic
13,700
2023 count
Owner
State
State Highway Agency

About this bridge

Lrd W Memorial DR over Rock River & UPRR is a steel continuous stringer/multi-beam or girder carrying Lrd W Memorial DR over Rock River & UPRR in Rock County, Wisconsin. It was built in 1969, so it is 56 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 13,700 vehicles a day, projected to reach 15,080 by 2042. The structure is 734 ft (223.7 m) long and 59 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesLrd W Memorial DR
CrossesRock River & UPRR
Location0.1M W JCT Ush 51
RouteCity Street 0
CountyRock County
StateWisconsin
Coordinates42.69376, -89.03508
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating21.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length734 ft (223.7 m)
Longest span128 ft (38.9 m)
Deck width59 ft (18.1 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,700 (2023)
Projected traffic15,080 by 2042
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd W Memorial DR over Rock River & UPRR built?

It was built in 1969, making it 56 years old in 2025.

What condition is Lrd W Memorial DR over Rock River & UPRR 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 2023.

How much traffic does Lrd W Memorial DR over Rock River & UPRR carry?

About 13,700 vehicles per day (2023 count).

How long is Lrd W Memorial DR over Rock River & UPRR?

The structure is 734 ft (223.7 m) long with a longest span of 128 ft (38.9 m) and a deck 59 ft wide.

Who owns Lrd W Memorial DR over Rock River & UPRR?

It is owned by the State Highway Agency.