US Bridges

El Dorado Pkwy over Los Coches Creek

Fair

San Diego County, California · 300 S of HWY 8 · Structure no. 57C0377

Built
1983
42 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete Continuous
Length
66 ft
2 main spans
Daily traffic
156
2018 count
Owner
County
County Highway Agency

About this bridge

El Dorado Pkwy over Los Coches Creek is a concrete continuous slab carrying El Dorado Pkwy over Los Coches Creek in San Diego County, California. It was built in 1983, so it is 42 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 156 vehicles a day, roughly 2% of them trucks, projected to reach 201 by 2041. The structure is 66 ft (20.1 m) long and 34 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesEl Dorado Pkwy
CrossesLos Coches Creek
Location300 S of HWY 8
RouteCounty Highway 0
Coordinates32.84001, -116.89251
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating108.6 US tons
Inventory rating65.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length66 ft (20.1 m)
Longest span30 ft (9.1 m)
Deck width34 ft (10.4 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic156 (2018)
Projected traffic201 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was El Dorado Pkwy over Los Coches Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is El Dorado Pkwy over Los Coches 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 March 2024.

How much traffic does El Dorado Pkwy over Los Coches Creek carry?

About 156 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is El Dorado Pkwy over Los Coches Creek?

The structure is 66 ft (20.1 m) long with a longest span of 30 ft (9.1 m) and a deck 34 ft wide.

Who owns El Dorado Pkwy over Los Coches Creek?

It is owned by the County Highway Agency.