US Bridges

Del Amo Blvd over Downey Ave Drn

Fair

Los Angeles County, California · 0.4MI W/O Lakewood Blvd · Structure no. 53C0623

Built
1953
72 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete
Length
40 ft
2 main spans
Daily traffic
29,969
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Del Amo Blvd over Downey Ave Drn is a concrete culvert carrying Del Amo Blvd over Downey Ave Drn in Los Angeles County, California. It was built in 1953, so it is 72 years old, older 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 6 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 29,969 vehicles a day, roughly 4% of them trucks, projected to reach 35,963 by 2044. The structure is 40 ft (12.2 m) long and 90 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesDel Amo Blvd
CrossesDowney Ave Drn
Location0.4MI W/O Lakewood Blvd
RouteCity Street 0L073
Coordinates33.84705, -118.15053
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span18 ft (5.5 m)
Deck width90 ft (27.5 m)
Roadway width71 ft (21.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,969 (2014)
Projected traffic35,963 by 2044
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 Del Amo Blvd over Downey Ave Drn built?

It was built in 1953, making it 72 years old in 2025.

What condition is Del Amo Blvd over Downey Ave Drn 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 December 2024.

How much traffic does Del Amo Blvd over Downey Ave Drn carry?

About 29,969 vehicles per day (2014 count), of which roughly 4% are trucks.

How long is Del Amo Blvd over Downey Ave Drn?

The structure is 40 ft (12.2 m) long with a longest span of 18 ft (5.5 m) and a deck 90 ft wide.

Who owns Del Amo Blvd over Downey Ave Drn?

It is owned by the City or Municipal Highway Agency.