US Bridges

Foussat ST over San Luis Rey River

Fair

San Diego County, California · 0.33MI N/O SR-76 · Structure no. 57C0559

Built
1984
41 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete Continuous
Length
623 ft
15 main spans
Daily traffic
6,000
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Foussat ST over San Luis Rey River is a concrete continuous slab carrying Foussat ST over San Luis Rey River in San Diego County, California. It was built in 1984, so it is 41 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 6,000 vehicles a day, roughly 2% of them trucks, projected to reach 7,165 by 2045. The structure is 623 ft (189.9 m) long and 42 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesFoussat ST
CrossesSan Luis Rey River
Location0.33MI N/O SR-76
RouteCity Street 0
Coordinates33.2229, -117.34431
Functional classUrban Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans15
Design loadHS 20
Structure length623 ft (189.9 m)
Longest span41 ft (12.5 m)
Deck width42 ft (12.9 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2016)
Projected traffic7,165 by 2045
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed2.5 mi (4 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Foussat ST over San Luis Rey River built?

It was built in 1984, making it 41 years old in 2025.

What condition is Foussat ST over San Luis Rey River 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 June 2023.

How much traffic does Foussat ST over San Luis Rey River carry?

About 6,000 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Foussat ST over San Luis Rey River?

The structure is 623 ft (189.9 m) long with a longest span of 41 ft (12.5 m) and a deck 42 ft wide.

Who owns Foussat ST over San Luis Rey River?

It is owned by the City or Municipal Highway Agency.