US Bridges

IH 43 NB over Lrd Oakdale DR

Fair

Waukesha County, Wisconsin · 3.7 MI N JCT Sth 83 · Structure no. B67012600000000

Built
1971
54 years old, rebuilt 2013
Condition
Fair
inspected July 2023
Type
Slab
Concrete Continuous
Length
139 ft
3 main spans
Daily traffic
17,400
2022 count
Owner
State
State Highway Agency

About this bridge

IH 43 NB over Lrd Oakdale DR is a concrete continuous slab carrying IH 43 NB over Lrd Oakdale DR in Waukesha County, Wisconsin. It was built in 1971 and reconstructed in 2013, so it is 54 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 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 17,400 vehicles a day, roughly 14% of them trucks, projected to reach 20,880 by 2042. The structure is 139 ft (42.3 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIH 43 NB
CrossesLrd Oakdale DR
Location3.7 MI N JCT Sth 83
RouteInterstate 43
Coordinates42.88569, -88.27329
Functional classRural Principal Arterial - Interstate

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.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length139 ft (42.3 m)
Longest span60 ft (18.3 m)
Deck width59 ft (18 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,400 (2022)
Projected traffic20,880 by 2042
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 IH 43 NB over Lrd Oakdale DR built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2013.

What condition is IH 43 NB over Lrd Oakdale 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 July 2023.

How much traffic does IH 43 NB over Lrd Oakdale DR carry?

About 17,400 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is IH 43 NB over Lrd Oakdale DR?

The structure is 139 ft (42.3 m) long with a longest span of 60 ft (18.3 m) and a deck 59 ft wide.

Who owns IH 43 NB over Lrd Oakdale DR?

It is owned by the State Highway Agency.