BridgeSafety
Los Angeles County, CA · Structure #53 1711

INTERSTATE 605

INTERSTATE 605 in 07-La-605-R4.26-Crts, Los Angeles County, California received a condition grade of B (65/100). Built in 1966, the bridge carries 245K vehicles daily on INTERSTATE 605 over 183rd Street.

B
65/100
65
Condition Score
245K
Daily Traffic
1966
Year Built
47.1m
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 605
Crosses Over
183rd Street
State
California
County
Los Angeles County
Location
07-La-605-R4.26-Crts
Year Built
1966
Age
60 years
Daily Traffic
245,000
Lanes
12
Length
47.1 meters
Owner
State Highway Agency
Structure Number
53 1711

About This Bridge

INTERSTATE 605 is a 60-year-old bridge located 07-La-605-R4.26-Crts in Los Angeles County, California. The bridge carries INTERSTATE 605 over 183rd Street with 12 traffic lanes, handling approximately 245K vehicles per day. Built in 1966, the structure spans 47.1 meters.

The bridge received a Condition Grade of B (65/100) 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-605-R4.26-Crts, Los Angeles County, California

33.865439, -118.098253

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Frequently Asked Questions

INTERSTATE 605 has a Condition Score of 65/100 (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 605 was built in 1966, making it 60 years old. The average bridge age in the United States is 48 years.

INTERSTATE 605 carries approximately 245K vehicles per day (average daily traffic). The bridge has 12 traffic lanes. It is 47.1 meters long and located on INTERSTATE 605 in 07-La-605-R4.26-Crts, Los Angeles County, California.

No, INTERSTATE 605 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 605 is located 07-La-605-R4.26-Crts in Los Angeles County, California. The bridge carries INTERSTATE 605 over 183rd Street. Its coordinates are 33.865439, -118.098253. It is maintained by State Highway Agency.

INTERSTATE 605 carries INTERSTATE 605 over 183rd Street. The bridge is 47.1 meters long and was built in 1966.

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.