US Bridges

Cook Street over Interstate 10

Fair

Riverside County, California · 08-RIV-010-46.90-PDST · Structure no. 56 0787

Built
1998
27 years old
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
256 ft
2 main spans
Daily traffic
6,500
2014 count
Owner
State
State Highway Agency

About this bridge

Cook Street over Interstate 10 is a prestressed concrete continuous box beam or girders - multiple carrying Cook Street over Interstate 10 in Riverside County, California. It was built in 1998, so it is 27 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 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 6,500 vehicles a day, roughly 14% of them trucks, projected to reach 9,533 by 2040. The structure is 256 ft (78 m) long and 110 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCook Street
CrossesInterstate 10
Location08-RIV-010-46.90-PDST
RouteCity Street 0
Coordinates33.78645, -116.35465
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length256 ft (78 m)
Longest span135 ft (41.1 m)
Deck width110 ft (33.5 m)
Roadway width102 ft (31.1 m)
Vertical clearance over deck19 ft (5.7 m)

Traffic and service

Average daily traffic6,500 (2014)
Projected traffic9,533 by 2040
Trucks14%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cook Street over Interstate 10 built?

It was built in 1998, making it 27 years old in 2025.

What condition is Cook Street over Interstate 10 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 October 2023.

How much traffic does Cook Street over Interstate 10 carry?

About 6,500 vehicles per day (2014 count), of which roughly 14% are trucks.

How long is Cook Street over Interstate 10?

The structure is 256 ft (78 m) long with a longest span of 135 ft (41.1 m) and a deck 110 ft wide.

Who owns Cook Street over Interstate 10?

It is owned by the State Highway Agency.