US Bridges

Interstate 605 over Davenrich Street

Good

Los Angeles County, California · 07-LA-605-R9.94-SFSP · Structure no. 53 1661

Built
1965
60 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
138 ft
3 main spans
Daily traffic
230,000
2021 count
Owner
State
State Highway Agency

About this bridge

Interstate 605 over Davenrich Street is a concrete continuous box beam or girders - multiple carrying Interstate 605 over Davenrich Street in Los Angeles County, California. It was built in 1965, so it is 60 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 230,000 vehicles a day, roughly 11% of them trucks, projected to reach 268,410 by 2043. The structure is 138 ft (42.1 m) long and 193 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesInterstate 605
CrossesDavenrich Street
Location07-LA-605-R9.94-SFSP
RouteInterstate 605
Coordinates33.94563, -118.09407
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
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 alignment9: Superior to present desirable criteria
Operating rating108.6 US tons
Inventory rating65 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length138 ft (42.1 m)
Longest span68 ft (20.6 m)
Deck width193 ft (58.9 m)
Roadway width189 ft (57.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic230,000 (2021)
Projected traffic268,410 by 2043
Trucks11%
Lanes on structure13
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 Davenrich Street built?

It was built in 1965, making it 60 years old in 2025.

What condition is Interstate 605 over Davenrich Street in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does Interstate 605 over Davenrich Street carry?

About 230,000 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is Interstate 605 over Davenrich Street?

The structure is 138 ft (42.1 m) long with a longest span of 68 ft (20.6 m) and a deck 193 ft wide.

Who owns Interstate 605 over Davenrich Street?

It is owned by the State Highway Agency.