US Bridges

Wiley Cyn RD over Santa Clara Riv Sf

Good

Los Angeles County, California · 0.5MI S/O Lyons Ave · Structure no. 53C0855

Built
1971
54 years old
Condition
Good
inspected November 2021
Type
Culvert
Concrete
Length
40 ft
1 main span
Daily traffic
12,463
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Wiley Cyn RD over Santa Clara Riv Sf is a concrete culvert carrying Wiley Cyn RD over Santa Clara Riv Sf in Los Angeles County, California. It was built in 1971, so it is 54 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 12,463 vehicles a day, roughly 1% of them trucks, projected to reach 14,332 by 2042. The structure is 40 ft (12.2 m) long and 48 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWiley Cyn RD
CrossesSanta Clara Riv Sf
Location0.5MI S/O Lyons Ave
RouteCity Street 0Q056
Coordinates34.3705, -118.55757
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span28 ft (8.5 m)
Deck width48 ft (14.7 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,463 (2016)
Projected traffic14,332 by 2042
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wiley Cyn RD over Santa Clara Riv Sf built?

It was built in 1971, making it 54 years old in 2025.

What condition is Wiley Cyn RD over Santa Clara Riv Sf 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 November 2021.

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

About 12,463 vehicles per day (2016 count), of which roughly 1% are trucks.

How long is Wiley Cyn RD over Santa Clara Riv Sf?

The structure is 40 ft (12.2 m) long with a longest span of 28 ft (8.5 m) and a deck 48 ft wide.

Who owns Wiley Cyn RD over Santa Clara Riv Sf?

It is owned by the City or Municipal Highway Agency.