US Bridges

Interstate 5 over South Chollas Creek

Fair

San Diego County, California · 11-SD-005-R12.43-SD · Structure no. 57 0436

Built
1963
62 years old, rebuilt 1978
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
243 ft
3 main spans
Daily traffic
164,000
2020 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 over South Chollas Creek is a concrete continuous box beam or girders - multiple carrying Interstate 5 over South Chollas Creek in San Diego County, California. It was built in 1963 and reconstructed in 1978, so it is 62 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 164,000 vehicles a day, roughly 5% of them trucks, projected to reach 234,932 by 2040. The structure is 243 ft (74.1 m) long and 148 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesInterstate 5
CrossesSouth Chollas Creek
Location11-SD-005-R12.43-SD
RouteInterstate 5
Coordinates32.69093, -117.11857
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
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110 US tons
Inventory rating70.3 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length243 ft (74.1 m)
Longest span134 ft (40.8 m)
Deck width148 ft (45.2 m)
Roadway width142 ft (43.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic164,000 (2020)
Projected traffic234,932 by 2040
Trucks5%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Interstate 5 over South Chollas Creek built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1978.

What condition is Interstate 5 over South Chollas Creek 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 April 2023.

How much traffic does Interstate 5 over South Chollas Creek carry?

About 164,000 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Interstate 5 over South Chollas Creek?

The structure is 243 ft (74.1 m) long with a longest span of 134 ft (40.8 m) and a deck 148 ft wide.

Who owns Interstate 5 over South Chollas Creek?

It is owned by the State Highway Agency.