BridgeSafety
Los Angeles County, CA · Structure #53 0600

INTERSTATE 5

INTERSTATE 5 in 07-La-005-16.29-La, Los Angeles County, California received a condition grade of C (56/100). Built in 1948, the bridge carries 258K vehicles daily on INTERSTATE 5 over Marietta Street.

C
56/100
56
Condition Score
258K
Daily Traffic
1948
Year Built
40.8m
Length

Component Ratings

DeckGood
7/9

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

SuperstructureFair
5/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
INTERSTATE 5
Crosses Over
Marietta Street
State
California
County
Los Angeles County
Location
07-La-005-16.29-La
Year Built
1948
Reconstructed
2011
Age
78 years
Daily Traffic
258,000
Lanes
5
Length
40.8 meters
Owner
State Highway Agency
Structure Number
53 0600

About This Bridge

INTERSTATE 5 is a 78-year-old bridge located 07-La-005-16.29-La in Los Angeles County, California. The bridge carries INTERSTATE 5 over Marietta Street with 5 traffic lanes, handling approximately 258K vehicles per day. Built in 1948 and reconstructed in 2011, the structure spans 40.8 meters.

The bridge received a Condition Grade of C (56/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 5/9 (fair), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

07-La-005-16.29-La, Los Angeles County, California

34.028364, -118.213206

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Frequently Asked Questions

INTERSTATE 5 has a Condition Score of 56/100 (Grade C). Its deck is rated 7/9, superstructure 5/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

INTERSTATE 5 was built in 1948 and reconstructed in 2011, making it 78 years old. The average bridge age in the United States is 48 years.

INTERSTATE 5 carries approximately 258K vehicles per day (average daily traffic). The bridge has 5 traffic lanes. It is 40.8 meters long and located on INTERSTATE 5 in 07-La-005-16.29-La, Los Angeles County, California.

No, INTERSTATE 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.

INTERSTATE 5 is located 07-La-005-16.29-La in Los Angeles County, California. The bridge carries INTERSTATE 5 over Marietta Street. Its coordinates are 34.028364, -118.213206. It is maintained by State Highway Agency.

INTERSTATE 5 carries INTERSTATE 5 over Marietta Street. The bridge is 40.8 meters long and was built in 1948, with reconstruction in 2011.

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.