BridgeSafety
Los Angeles County, CA · Structure #53 1175

INTERSTATE 405

INTERSTATE 405 in 07-La-405-15.45-Tor, Los Angeles County, California received a condition grade of B (63/100). Built in 1962, the bridge carries 269K vehicles daily on INTERSTATE 405 over Crenshaw BLVD.

B
63/100
63
Condition Score
269K
Daily Traffic
1962
Year Built
55m
Length

Component Ratings

DeckFair
5/9

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
Crenshaw BLVD
State
California
County
Los Angeles County
Location
07-La-405-15.45-Tor
Year Built
1962
Age
64 years
Daily Traffic
269,000
Lanes
12
Length
55 meters
Owner
State Highway Agency
Structure Number
53 1175

About This Bridge

INTERSTATE 405 is a 64-year-old bridge located 07-La-405-15.45-Tor in Los Angeles County, California. The bridge carries INTERSTATE 405 over Crenshaw BLVD with 12 traffic lanes, handling approximately 269K vehicles per day. Built in 1962, the structure spans 55 meters.

The bridge received a Condition Grade of B (63/100) based on Federal Highway Administration inspection data. Its deck is rated 5/9 (fair), superstructure 7/9 (good), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

07-La-405-15.45-Tor, Los Angeles County, California

33.864700, -118.326208

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Frequently Asked Questions

INTERSTATE 405 has a Condition Score of 63/100 (Grade B). Its deck is rated 5/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

INTERSTATE 405 was built in 1962, making it 64 years old. The average bridge age in the United States is 48 years.

INTERSTATE 405 carries approximately 269K vehicles per day (average daily traffic). The bridge has 12 traffic lanes. It is 55 meters long and located on INTERSTATE 405 in 07-La-405-15.45-Tor, 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-405-15.45-Tor in Los Angeles County, California. The bridge carries INTERSTATE 405 over Crenshaw BLVD. Its coordinates are 33.864700, -118.326208. It is maintained by State Highway Agency.

INTERSTATE 405 carries INTERSTATE 405 over Crenshaw BLVD. The bridge is 55 meters long and was built in 1962.

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.