US Bridges

Washington Blvd over Sptco

Good

Los Angeles County, California · 0.2MI W/O I-605 Fwy · Structure no. 53C0122

Built
1954
71 years old
Condition
Good
inspected March 2021
Type
Slab
Concrete
Length
24 ft
1 main span
Daily traffic
58,422
2012 count
Owner
County
County Highway Agency

About this bridge

Washington Blvd over Sptco is a concrete slab carrying Washington Blvd over Sptco in Los Angeles County, California. It was built in 1954, so it is 71 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 58,422 vehicles a day, roughly 7% of them trucks, projected to reach 70,106 by 2041. The structure is 24 ft (7.3 m) long and 60 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWashington Blvd
CrossesSptco
Location0.2MI W/O I-605 Fwy
RouteCounty Highway 0L106
Coordinates33.97523, -118.08267
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 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 alignment8: Equal to present desirable criteria
Operating rating98.5 US tons
Inventory rating59 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span20 ft (6.1 m)
Deck width60 ft (18.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58,422 (2012)
Projected traffic70,106 by 2041
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Washington Blvd over Sptco built?

It was built in 1954, making it 71 years old in 2025.

What condition is Washington Blvd over Sptco 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 March 2021.

How much traffic does Washington Blvd over Sptco carry?

About 58,422 vehicles per day (2012 count), of which roughly 7% are trucks.

How long is Washington Blvd over Sptco?

The structure is 24 ft (7.3 m) long with a longest span of 20 ft (6.1 m) and a deck 60 ft wide.

Who owns Washington Blvd over Sptco?

It is owned by the County Highway Agency.