BridgeSafety
Los Angeles County, CA · Structure #53 0405

US 101

US 101 in 07-La-101-0.08-La, Los Angeles County, California received a condition grade of B (62/100). Built in 1944, the bridge carries 137K vehicles daily on US 101 over L A Ri RR Center Mission.

B
62/100
62
Condition Score
137K
Daily Traffic
1944
Year Built
503.2m
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
US 101
Crosses Over
L A Ri RR Center Mission
State
California
County
Los Angeles County
Location
07-La-101-0.08-La
Year Built
1944
Reconstructed
1955
Age
82 years
Daily Traffic
137,000
Lanes
10
Length
503.2 meters
Owner
State Highway Agency
Structure Number
53 0405

About This Bridge

US 101 is a 82-year-old bridge located 07-La-101-0.08-La in Los Angeles County, California. The bridge carries US 101 over L A Ri RR Center Mission with 10 traffic lanes, handling approximately 137K vehicles per day. Built in 1944 and reconstructed in 1955, the structure spans 503.2 meters.

The bridge received a Condition Grade of B (62/100) 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-101-0.08-La, Los Angeles County, California

34.053028, -118.225436

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Frequently Asked Questions

US 101 has a Condition Score of 62/100 (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.

US 101 was built in 1944 and reconstructed in 1955, making it 82 years old. The average bridge age in the United States is 48 years.

US 101 carries approximately 137K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 503.2 meters long and located on US 101 in 07-La-101-0.08-La, Los Angeles County, California.

No, US 101 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

US 101 is located 07-La-101-0.08-La in Los Angeles County, California. The bridge carries US 101 over L A Ri RR Center Mission. Its coordinates are 34.053028, -118.225436. It is maintained by State Highway Agency.

US 101 carries US 101 over L A Ri RR Center Mission. The bridge is 503.2 meters long and was built in 1944, with reconstruction in 1955.

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.