BridgeSafety
Los Angeles County, CA · Structure #53 0701

INTERSTATE 405

INTERSTATE 405 in 07-La-405-27.95-Clc, Los Angeles County, California received a condition grade of B (69/100). Built in 1959, the bridge carries 296K vehicles daily on INTERSTATE 405 over SR 187 (Venice BLVD).

B
69/100
69
Condition Score
296K
Daily Traffic
1959
Year Built
50.3m
Length

Component Ratings

DeckGood
7/9

The riding surface — evaluated for cracking, spalling, and wear

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
INTERSTATE 405
Crosses Over
SR 187 (Venice BLVD)
State
California
County
Los Angeles County
Location
07-La-405-27.95-Clc
Year Built
1959
Reconstructed
2008
Age
67 years
Daily Traffic
296,000
Lanes
14
Length
50.3 meters
Owner
State Highway Agency
Structure Number
53 0701

About This Bridge

INTERSTATE 405 is a 67-year-old bridge located 07-La-405-27.95-Clc in Los Angeles County, California. The bridge carries INTERSTATE 405 over SR 187 (Venice BLVD) with 14 traffic lanes, handling approximately 296K vehicles per day. Built in 1959 and reconstructed in 2008, the structure spans 50.3 meters.

The bridge received a Condition Grade of B (69/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

07-La-405-27.95-Clc, Los Angeles County, California

34.012172, -118.418022

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Frequently Asked Questions

INTERSTATE 405 has a Condition Score of 69/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

INTERSTATE 405 was built in 1959 and reconstructed in 2008, making it 67 years old. The average bridge age in the United States is 48 years.

INTERSTATE 405 carries approximately 296K vehicles per day (average daily traffic). The bridge has 14 traffic lanes. It is 50.3 meters long and located on INTERSTATE 405 in 07-La-405-27.95-Clc, Los Angeles County, California.

No, INTERSTATE 405 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

INTERSTATE 405 is located 07-La-405-27.95-Clc in Los Angeles County, California. The bridge carries INTERSTATE 405 over SR 187 (Venice BLVD). Its coordinates are 34.012172, -118.418022. It is maintained by State Highway Agency.

INTERSTATE 405 carries INTERSTATE 405 over SR 187 (Venice BLVD). The bridge is 50.3 meters long and was built in 1959, with reconstruction in 2008.

Last updated:

Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.