BridgeSafety
Los Angeles County, CA · Structure #53 1503

STATE ROUTE 170

STATE ROUTE 170 in 07-La-170-R15.37-La, Los Angeles County, California received a condition grade of B (71/100). Built in 1962, the bridge carries 184K vehicles daily on STATE ROUTE 170 over Magnolia BLVD.

B
71/100
71
Condition Score
184K
Daily Traffic
1962
Year Built
50.9m
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
STATE ROUTE 170
Crosses Over
Magnolia BLVD
State
California
County
Los Angeles County
Location
07-La-170-R15.37-La
Year Built
1962
Age
64 years
Daily Traffic
184,000
Lanes
10
Length
50.9 meters
Owner
State Highway Agency
Structure Number
53 1503

About This Bridge

STATE ROUTE 170 is a 64-year-old bridge located 07-La-170-R15.37-La in Los Angeles County, California. The bridge carries STATE ROUTE 170 over Magnolia BLVD with 10 traffic lanes, handling approximately 184K vehicles per day. Built in 1962, the structure spans 50.9 meters.

The bridge received a Condition Grade of B (71/100) 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-170-R15.37-La, Los Angeles County, California

34.164689, -118.382369

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Frequently Asked Questions

STATE ROUTE 170 has a Condition Score of 71/100 (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.

STATE ROUTE 170 was built in 1962, making it 64 years old. The average bridge age in the United States is 48 years.

STATE ROUTE 170 carries approximately 184K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 50.9 meters long and located on STATE ROUTE 170 in 07-La-170-R15.37-La, Los Angeles County, California.

No, STATE ROUTE 170 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

STATE ROUTE 170 is located 07-La-170-R15.37-La in Los Angeles County, California. The bridge carries STATE ROUTE 170 over Magnolia BLVD. Its coordinates are 34.164689, -118.382369. It is maintained by State Highway Agency.

STATE ROUTE 170 carries STATE ROUTE 170 over Magnolia BLVD. The bridge is 50.9 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.