US Bridges

Interstate 5 over State College Blvd

Fair

Orange County, California · 12-ORA-005-35.19-ANA · Structure no. 55 0814

Built
2000
25 years old
Condition
Fair
inspected November 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
264 ft
2 main spans
Daily traffic
267,000
2016 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 over State College Blvd is a concrete continuous box beam or girders - multiple carrying Interstate 5 over State College Blvd in Orange County, California. It was built in 2000, so it is 25 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 267,000 vehicles a day, roughly 7% of them trucks, projected to reach 293,764 by 2042. The structure is 264 ft (80.5 m) long and 290 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 5
CrossesState College Blvd
Location12-ORA-005-35.19-ANA
RouteInterstate 5
Coordinates33.79203, -117.88962
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
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

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length264 ft (80.5 m)
Longest span150 ft (45.7 m)
Deck width290 ft (88.5 m)
Roadway width283 ft (86.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic267,000 (2016)
Projected traffic293,764 by 2042
Trucks7%
Lanes on structure17
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 Interstate 5 over State College Blvd built?

It was built in 2000, making it 25 years old in 2025.

What condition is Interstate 5 over State College Blvd 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 November 2023.

How much traffic does Interstate 5 over State College Blvd carry?

About 267,000 vehicles per day (2016 count), of which roughly 7% are trucks.

How long is Interstate 5 over State College Blvd?

The structure is 264 ft (80.5 m) long with a longest span of 150 ft (45.7 m) and a deck 290 ft wide.

Who owns Interstate 5 over State College Blvd?

It is owned by the State Highway Agency.