US Bridges

Sand Cyn RD over Santa Clara Riv

Good

Los Angeles County, California · 0.2MI S/O Soledad Cyn RD · Structure no. 53C0992

Built
1986
39 years old
Condition
Good
inspected January 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
498 ft
6 main spans
Daily traffic
23,954
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sand Cyn RD over Santa Clara Riv is a prestressed concrete stringer/multi-beam or girder carrying Sand Cyn RD over Santa Clara Riv in Los Angeles County, California. It was built in 1986, so it is 39 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 23,954 vehicles a day, roughly 2% of them trucks, projected to reach 36,000 by 2042. The structure is 498 ft (151.9 m) long and 49 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesSand Cyn RD
CrossesSanta Clara Riv
Location0.2MI S/O Soledad Cyn RD
RouteCity Street 0L578
Coordinates34.42118, -118.42346
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85 US tons
Inventory rating51 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length498 ft (151.9 m)
Longest span84 ft (25.6 m)
Deck width49 ft (15 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,954 (2014)
Projected traffic36,000 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed11.8 mi (19 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 Sand Cyn RD over Santa Clara Riv built?

It was built in 1986, making it 39 years old in 2025.

What condition is Sand Cyn RD over Santa Clara Riv in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2022.

How much traffic does Sand Cyn RD over Santa Clara Riv carry?

About 23,954 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Sand Cyn RD over Santa Clara Riv?

The structure is 498 ft (151.9 m) long with a longest span of 84 ft (25.6 m) and a deck 49 ft wide.

Who owns Sand Cyn RD over Santa Clara Riv?

It is owned by the City or Municipal Highway Agency.