US Bridges

Interstate 605 over Artesia Blvd

Fair

Los Angeles County, California · 07-LA-605-R4.77-CRTS · Structure no. 53 1735

Built
1966
59 years old
Condition
Fair
inspected June 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
173 ft
2 main spans
Daily traffic
245,000
2021 count
Owner
State
State Highway Agency

About this bridge

Interstate 605 over Artesia Blvd is a concrete continuous box beam or girders - multiple carrying Interstate 605 over Artesia Blvd in Los Angeles County, California. It was built in 1966, so it is 59 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 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 245,000 vehicles a day, roughly 5% of them trucks, projected to reach 257,261 by 2042. The structure is 173 ft (52.8 m) long and 140 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesInterstate 605
CrossesArtesia Blvd
Location07-LA-605-R4.77-CRTS
RouteInterstate 605
Coordinates33.87269, -118.10092
Functional classUrban Principal Arterial - Interstate

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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating36 US tons
Inventory rating27.9 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length173 ft (52.8 m)
Longest span90 ft (27.3 m)
Deck width140 ft (42.7 m)
Roadway width135 ft (41.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic245,000 (2021)
Projected traffic257,261 by 2042
Trucks5%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Interstate 605 over Artesia Blvd built?

It was built in 1966, making it 59 years old in 2025.

What condition is Interstate 605 over Artesia Blvd 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 June 2023.

How much traffic does Interstate 605 over Artesia Blvd carry?

About 245,000 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Interstate 605 over Artesia Blvd?

The structure is 173 ft (52.8 m) long with a longest span of 90 ft (27.3 m) and a deck 140 ft wide.

Who owns Interstate 605 over Artesia Blvd?

It is owned by the State Highway Agency.