US Bridges

Cook Street over UP RR & AMTRAK

Fair

Riverside County, California · 0.1 Mi. S/O Route 10 Fwy. · Structure no. 56C0486

Built
1997
28 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
480 ft
4 main spans
Daily traffic
30,827
2024 count
Owner
County
County Highway Agency

About this bridge

Cook Street over UP RR & AMTRAK is a prestressed concrete continuous box beam or girders - multiple carrying Cook Street over UP RR & AMTRAK 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 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 30,827 vehicles a day, roughly 1% of them trucks, projected to reach 42,470 by 2044. The structure is 480 ft (146.3 m) long and 110 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCook Street
CrossesUP RR & AMTRAK
Location0.1 Mi. S/O Route 10 Fwy.
RouteCounty Highway 0
Coordinates33.7852, -116.35502
Functional classRural Local

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable 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 spans4
Design loadHS 20 + Mod
Structure length480 ft (146.3 m)
Longest span120 ft (36.6 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 traffic30,827 (2024)
Projected traffic42,470 by 2044
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 UP RR & AMTRAK built?

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

What condition is Cook Street over UP RR & AMTRAK 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 2024.

How much traffic does Cook Street over UP RR & AMTRAK carry?

About 30,827 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Cook Street over UP RR & AMTRAK?

The structure is 480 ft (146.3 m) long with a longest span of 120 ft (36.6 m) and a deck 110 ft wide.

Who owns Cook Street over UP RR & AMTRAK?

It is owned by the County Highway Agency.