US Bridges

Briggs Avenue over Interstate 210

Fair

Los Angeles County, California · 07-LA-210-R18.01 · Structure no. 53 2319

Built
1972
53 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
466 ft
4 main spans
Daily traffic
1,400
2015 count
Owner
State
State Highway Agency

About this bridge

Briggs Avenue over Interstate 210 is a prestressed concrete continuous box beam or girders - multiple carrying Briggs Avenue over Interstate 210 in Los Angeles County, California. It was built in 1972, so it is 53 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 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 1,400 vehicles a day, roughly 1% of them trucks, projected to reach 2,094 by 2041. The structure is 466 ft (142.1 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBriggs Avenue
CrossesInterstate 210
Location07-LA-210-R18.01
RouteCity Street 0
Coordinates34.21401, -118.23094
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating51.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length466 ft (142.1 m)
Longest span172 ft (52.5 m)
Deck width58 ft (17.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2015)
Projected traffic2,094 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Briggs Avenue over Interstate 210 built?

It was built in 1972, making it 53 years old in 2025.

What condition is Briggs Avenue over Interstate 210 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 July 2024.

How much traffic does Briggs Avenue over Interstate 210 carry?

About 1,400 vehicles per day (2015 count), of which roughly 1% are trucks.

How long is Briggs Avenue over Interstate 210?

The structure is 466 ft (142.1 m) long with a longest span of 172 ft (52.5 m) and a deck 58 ft wide.

Who owns Briggs Avenue over Interstate 210?

It is owned by the State Highway Agency.