US Bridges

N 405-CULVER Blvd over Sawtelle Blvd

Good

Los Angeles County, California · 07-LA-405-27.20-CLC · Structure no. 53 2978

Built
2010
15 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
144 ft
2 main spans
Daily traffic
8,900
2014 count
Owner
State
State Highway Agency

About this bridge

N 405-CULVER Blvd over Sawtelle Blvd is a concrete continuous box beam or girders - multiple carrying N 405-CULVER Blvd over Sawtelle Blvd in Los Angeles County, California. It was built in 2010, so it is 15 years old, younger 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 8,900 vehicles a day, roughly 1% of them trucks, projected to reach 13,553 by 2043. The structure is 144 ft (43.9 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesN 405-CULVER Blvd
CrossesSawtelle Blvd
Location07-LA-405-27.20-CLC
RouteInterstate 405
Coordinates34.0011, -118.40909
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 alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+4 approach)
Design loadHS 20
Structure length144 ft (43.9 m)
Longest span71 ft (21.6 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,900 (2014)
Projected traffic13,553 by 2043
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 N 405-CULVER Blvd over Sawtelle Blvd built?

It was built in 2010, making it 15 years old in 2025.

What condition is N 405-CULVER Blvd over Sawtelle Blvd 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 N 405-CULVER Blvd over Sawtelle Blvd carry?

About 8,900 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is N 405-CULVER Blvd over Sawtelle Blvd?

The structure is 144 ft (43.9 m) long with a longest span of 71 ft (21.6 m) and a deck 47 ft wide.

Who owns N 405-CULVER Blvd over Sawtelle Blvd?

It is owned by the State Highway Agency.