US Bridges

N605-W10 over S605-E10

Good

Los Angeles County, California · 07-LA-605-R20.09-BWP · Structure no. 53 1631G

Built
1964
61 years old
Condition
Good
inspected April 2024
Type
Tee Beam
Concrete Continuous
Length
104 ft
3 main spans
Daily traffic
22,000
2022 count
Owner
State
State Highway Agency

About this bridge

N605-W10 over S605-E10 is a concrete continuous tee beam carrying N605-W10 over S605-E10 in Los Angeles County, California. It was built in 1964, so it is 61 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 22,000 vehicles a day, roughly 2% of them trucks, projected to reach 26,791 by 2045. The structure is 104 ft (31.8 m) long and 38 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesN605-W10
CrossesS605-E10
Location07-LA-605-R20.09-BWP
RouteInterstate 605
Coordinates34.06364, -117.99986
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 2024
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 alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating34.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length104 ft (31.8 m)
Longest span38 ft (11.5 m)
Deck width38 ft (11.7 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,000 (2022)
Projected traffic26,791 by 2045
Trucks2%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 N605-W10 over S605-E10 built?

It was built in 1964, making it 61 years old in 2025.

What condition is N605-W10 over S605-E10 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 2024.

How much traffic does N605-W10 over S605-E10 carry?

About 22,000 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is N605-W10 over S605-E10?

The structure is 104 ft (31.8 m) long with a longest span of 38 ft (11.5 m) and a deck 38 ft wide.

Who owns N605-W10 over S605-E10?

It is owned by the State Highway Agency.