US Bridges

Del Amo over Railroad

Fair

Los Angeles County, California · 0.4 Ml E/O Prairie Ave · Structure no. 53C2328

Built
2013
12 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
138 ft
1 main span
Daily traffic
10,000
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Del Amo over Railroad is a prestressed concrete stringer/multi-beam or girder carrying Del Amo over Railroad in Los Angeles County, California. It was built in 2013, so it is 12 years old, younger 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 5 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 10,000 vehicles a day, roughly 1% of them trucks, projected to reach 12,000 by 2043. The structure is 138 ft (42.2 m) long and 76 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesDel Amo
CrossesRailroad
Location0.4 Ml E/O Prairie Ave
RouteCity Street 0
CountyLos Angeles County
StateCalifornia
Coordinates33.84733, -118.33811
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating94.2 US tons
Inventory rating46.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length138 ft (42.2 m)
Longest span125 ft (38.2 m)
Deck width76 ft (23.1 m)
Roadway width71 ft (21.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,000 (2015)
Projected traffic12,000 by 2043
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Del Amo over Railroad built?

It was built in 2013, making it 12 years old in 2025.

What condition is Del Amo over Railroad 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 February 2025.

How much traffic does Del Amo over Railroad carry?

About 10,000 vehicles per day (2015 count), of which roughly 1% are trucks.

How long is Del Amo over Railroad?

The structure is 138 ft (42.2 m) long with a longest span of 125 ft (38.2 m) and a deck 76 ft wide.

Who owns Del Amo over Railroad?

It is owned by the City or Municipal Highway Agency.