US Bridges

Camino Del Mar over San Dieguito River

Poor

San Diego County, California · 0.3MI S/O Via De LA Valle · Structure no. 57C0209

Built
1932
93 years old, rebuilt 1953
Condition
Poor
inspected April 2024
Type
Tee Beam
Concrete
Length
596 ft
11 main spans
Daily traffic
14,027
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Camino Del Mar over San Dieguito River is a concrete tee beam carrying Camino Del Mar over San Dieguito River in San Diego County, California. It was built in 1932 and reconstructed in 1953, so it is 93 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 14,027 vehicles a day, roughly 1% of them trucks, projected to reach 26,721 by 2041. The structure is 596 ft (181.7 m) long and 56 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCamino Del Mar
CrossesSan Dieguito River
Location0.3MI S/O Via De LA Valle
RouteCity Street 0
Coordinates32.97431, -117.26876
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans11
Design loadH 15
Structure length596 ft (181.7 m)
Longest span54 ft (16.5 m)
Deck width56 ft (17 m)
Roadway width45 ft (13.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,027 (2020)
Projected traffic26,721 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$12.3 million (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Camino Del Mar over San Dieguito River built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1953.

What condition is Camino Del Mar over San Dieguito River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Camino Del Mar over San Dieguito River carry?

About 14,027 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Camino Del Mar over San Dieguito River?

The structure is 596 ft (181.7 m) long with a longest span of 54 ft (16.5 m) and a deck 56 ft wide.

Who owns Camino Del Mar over San Dieguito River?

It is owned by the City or Municipal Highway Agency.