US Bridges

Palisades Drive over Wardlow Wash

Fair

Riverside County, California · 0.9 MI W/O Serfas Club DR · Structure no. 56C0182

Built
1939
86 years old, rebuilt 1950
Condition
Fair
inspected January 2025
Type
Slab
Concrete
Length
37 ft
1 main span
Daily traffic
2,000
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Palisades Drive over Wardlow Wash is a concrete slab carrying Palisades Drive over Wardlow Wash in Riverside County, California. It was built in 1939 and reconstructed in 1950, so it is 86 years old, older than the California average of 54.8 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 2,000 vehicles a day, roughly 1% of them trucks, projected to reach 4,275 by 2043. The structure is 37 ft (11.3 m) long and 132 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesPalisades Drive
CrossesWardlow Wash
Location0.9 MI W/O Serfas Club DR
RouteCity Street 0
CountyRiverside County
StateCalifornia
Coordinates33.88213, -117.6289
Functional classUrban Collector

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.1 US tons
Inventory rating42.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span28 ft (8.5 m)
Deck width132 ft (40.1 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2020)
Projected traffic4,275 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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 Palisades Drive over Wardlow Wash built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1950.

What condition is Palisades Drive over Wardlow Wash 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 January 2025.

How much traffic does Palisades Drive over Wardlow Wash carry?

About 2,000 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Palisades Drive over Wardlow Wash?

The structure is 37 ft (11.3 m) long with a longest span of 28 ft (8.5 m) and a deck 132 ft wide.

Who owns Palisades Drive over Wardlow Wash?

It is owned by the City or Municipal Highway Agency.