US Bridges

York Blvd over SR 110 Arroyo Seco Etc

Good

Los Angeles County, California · 07-LA-110-29.50-LA · Structure no. 53 0121

Built
1912
113 years old
Condition
Good
inspected September 2021
Type
Arch - Deck
Concrete
Length
192 ft
6 main spans
Daily traffic
16,000
2021 count
Owner
State
State Highway Agency

About this bridge

York Blvd over SR 110 Arroyo Seco Etc is a concrete arch - deck carrying York Blvd over SR 110 Arroyo Seco Etc in Los Angeles County, California. It was built in 1912, so it is 113 years old, older 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 16,000 vehicles a day, roughly 1% of them trucks, projected to reach 18,562 by 2041. The structure is 192 ft (58.6 m) long and 54 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesYork Blvd
CrossesSR 110 Arroyo Seco Etc
Location07-LA-110-29.50-LA
RouteCity Street 0
Coordinates34.11314, -118.1781
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment9: Superior to present desirable criteria
Operating rating110 US tons
Inventory rating79.7 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans6
Design loadHS 20
Structure length192 ft (58.6 m)
Longest span96 ft (29.3 m)
Deck width54 ft (16.5 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,000 (2021)
Projected traffic18,562 by 2041
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was York Blvd over SR 110 Arroyo Seco Etc built?

It was built in 1912, making it 113 years old in 2025.

What condition is York Blvd over SR 110 Arroyo Seco Etc 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 September 2021.

How much traffic does York Blvd over SR 110 Arroyo Seco Etc carry?

About 16,000 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is York Blvd over SR 110 Arroyo Seco Etc?

The structure is 192 ft (58.6 m) long with a longest span of 96 ft (29.3 m) and a deck 54 ft wide.

Who owns York Blvd over SR 110 Arroyo Seco Etc?

It is owned by the State Highway Agency.