BridgeSafety
Los Angeles County, CA · Structure #53 1304

I 5

I 5 in 07-La-005-17.56-La, Los Angeles County, California received a condition grade of B (62/100). Built in 1960, the bridge carries 236K vehicles daily on I 5 over 4th Street.

B
62/100
62
Condition Score
236K
Daily Traffic
1960
Year Built
25.9m
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
I 5
Crosses Over
4th Street
State
California
County
Los Angeles County
Location
07-La-005-17.56-La
Year Built
1960
Age
66 years
Daily Traffic
235,620
Lanes
10
Length
25.9 meters
Owner
State Highway Agency
Structure Number
53 1304

About This Bridge

I 5 is a 66-year-old bridge located 07-La-005-17.56-La in Los Angeles County, California. The bridge carries I 5 over 4th Street with 10 traffic lanes, handling approximately 236K vehicles per day. Built in 1960, the structure spans 25.9 meters.

The bridge received a Condition Grade of B (62/100) 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-005-17.56-La, Los Angeles County, California

34.042842, -118.217053

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Frequently Asked Questions

I 5 has a Condition Score of 62/100 (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.

I 5 was built in 1960, making it 66 years old. The average bridge age in the United States is 48 years.

I 5 carries approximately 236K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 25.9 meters long and located on I 5 in 07-La-005-17.56-La, Los Angeles County, California.

No, I 5 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

I 5 is located 07-La-005-17.56-La in Los Angeles County, California. The bridge carries I 5 over 4th Street. Its coordinates are 34.042842, -118.217053. It is maintained by State Highway Agency.

I 5 carries I 5 over 4th Street. The bridge is 25.9 meters long and was built in 1960.

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.