US Bridges

Lrd John Nolen DR over Lake Monona

Fair

Dane County, Wisconsin · 1.2M N JCT Cth Mc · Structure no. P13075500000000

Built
1968
57 years old, rebuilt 1975
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
184 ft
4 main spans
Daily traffic
21,600
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lrd John Nolen DR over Lake Monona is a prestressed concrete stringer/multi-beam or girder carrying Lrd John Nolen DR over Lake Monona in Dane County, Wisconsin. It was built in 1968 and reconstructed in 1975, so it is 57 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 21,600 vehicles a day, projected to reach 44,280 by 2042. The structure is 184 ft (56 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLrd John Nolen DR
CrossesLake Monona
Location1.2M N JCT Cth Mc
RouteCity Street 0
Coordinates43.066, -89.38603
Functional classUrban Other Principal 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.
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 inspectionNovember 2024
Inspection intervalevery 12 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating32.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length184 ft (56 m)
Longest span45 ft (13.7 m)
Deck width50 ft (15.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,600 (2022)
Projected traffic44,280 by 2042
Trucks0%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd John Nolen DR over Lake Monona built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1975.

What condition is Lrd John Nolen DR over Lake Monona 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 November 2024.

How much traffic does Lrd John Nolen DR over Lake Monona carry?

About 21,600 vehicles per day (2022 count).

How long is Lrd John Nolen DR over Lake Monona?

The structure is 184 ft (56 m) long with a longest span of 45 ft (13.7 m) and a deck 50 ft wide.

Who owns Lrd John Nolen DR over Lake Monona?

It is owned by the City or Municipal Highway Agency.