US Bridges

Coronado over San Diego Creek Channel

Fair

Orange County, California · 0.3 MI Nw/O Harvard Ave · Structure no. 55C0576

Built
1989
36 years old
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete Continuous
Length
232 ft
3 main spans
Daily traffic
5,000
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Coronado over San Diego Creek Channel is a concrete continuous tee beam carrying Coronado over San Diego Creek Channel in Orange County, California. It was built in 1989, so it is 36 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 5,000 vehicles a day, roughly 7% of them trucks, projected to reach 7,300 by 2041. The structure is 232 ft (70.6 m) long and 76 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCoronado
CrossesSan Diego Creek Channel
Location0.3 MI Nw/O Harvard Ave
RouteCity Street 0
Coordinates33.67722, -117.83603
Functional classUrban 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length232 ft (70.6 m)
Longest span88 ft (26.8 m)
Deck width76 ft (23.2 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2018)
Projected traffic7,300 by 2041
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Coronado over San Diego Creek Channel built?

It was built in 1989, making it 36 years old in 2025.

What condition is Coronado over San Diego Creek Channel 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 August 2024.

How much traffic does Coronado over San Diego Creek Channel carry?

About 5,000 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is Coronado over San Diego Creek Channel?

The structure is 232 ft (70.6 m) long with a longest span of 88 ft (26.8 m) and a deck 76 ft wide.

Who owns Coronado over San Diego Creek Channel?

It is owned by the City or Municipal Highway Agency.