US Bridges

Dinah Shore Drive over Whitewater River

Fair

Riverside County, California · 0.6 Mi. W/O Cthdrl Cyn DR · Structure no. 56C0515

Built
1997
28 years old
Condition
Fair
inspected February 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
1,049 ft
6 main spans
Daily traffic
26,575
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Dinah Shore Drive over Whitewater River is a prestressed concrete continuous box beam or girders - multiple carrying Dinah Shore Drive over Whitewater River in Riverside County, California. It was built in 1997, so it is 28 years old, younger 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 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 26,575 vehicles a day, roughly 1% of them trucks, projected to reach 57,333 by 2047. The structure is 1,049 ft (319.7 m) long and 77 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesDinah Shore Drive
CrossesWhitewater River
Location0.6 Mi. W/O Cthdrl Cyn DR
RouteCity Street 0
CountyRiverside County
StateCalifornia
Coordinates33.80279, -116.47597
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length1,049 ft (319.7 m)
Longest span205 ft (62.5 m)
Deck width77 ft (23.6 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,575 (2020)
Projected traffic57,333 by 2047
Trucks1%
Lanes on structure4
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 Dinah Shore Drive over Whitewater River built?

It was built in 1997, making it 28 years old in 2025.

What condition is Dinah Shore Drive over Whitewater River 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 February 2025.

How much traffic does Dinah Shore Drive over Whitewater River carry?

About 26,575 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Dinah Shore Drive over Whitewater River?

The structure is 1,049 ft (319.7 m) long with a longest span of 205 ft (62.5 m) and a deck 77 ft wide.

Who owns Dinah Shore Drive over Whitewater River?

It is owned by the City or Municipal Highway Agency.