US Bridges

Prairie Ave over Mobil Oil CO Access RD

Fair

Los Angeles County, California · 0.2MI S/O 190th ST · Structure no. 53C1656

Built
1975
50 years old
Condition
Fair
inspected August 2023
Type
Arch - Deck
Steel
Length
31 ft
1 main span
Daily traffic
52,000
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

Prairie Ave over Mobil Oil CO Access RD is a steel arch - deck carrying Prairie Ave over Mobil Oil CO Access RD in Los Angeles County, California. It was built in 1975, so it is 50 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 52,000 vehicles a day, roughly 4% of them trucks, projected to reach 62,400 by 2041. The structure is 31 ft (9.4 m) long and 105 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesPrairie Ave
CrossesMobil Oil CO Access RD
Location0.2MI S/O 190th ST
RouteCity Street 0L665
CountyLos Angeles County
StateCalifornia
Coordinates33.85456, -118.34352
Functional classUrban Minor 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
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment6: Equal to present minimum criteria
Operating rating29.7 US tons
Inventory rating17.9 US tons

Structure

Structure typeArch - Deck
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span31 ft (9.4 m)
Deck width105 ft (32.1 m)
Roadway width70 ft (21.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52,000 (2013)
Projected traffic62,400 by 2041
Trucks4%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Prairie Ave over Mobil Oil CO Access RD built?

It was built in 1975, making it 50 years old in 2025.

What condition is Prairie Ave over Mobil Oil CO Access RD 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 August 2023.

How much traffic does Prairie Ave over Mobil Oil CO Access RD carry?

About 52,000 vehicles per day (2013 count), of which roughly 4% are trucks.

How long is Prairie Ave over Mobil Oil CO Access RD?

The structure is 31 ft (9.4 m) long with a longest span of 31 ft (9.4 m) and a deck 105 ft wide.

Who owns Prairie Ave over Mobil Oil CO Access RD?

It is owned by the City or Municipal Highway Agency.