INTERSTATE 210
INTERSTATE 210 in 07-La-210-R32.08-Ada, Los Angeles County, California received a condition grade of B (74/100). Built in 1968, the bridge carries 252K vehicles daily on INTERSTATE 210 over First Avenue.
INTERSTATE 210 carries a B on the BridgeSafety Condition Score with 74/100. Most component ratings are solid; one or two may show wear consistent with the structure’s age, but the bridge is not flagged as structurally deficient.
The bridge was built in 1968 and is now 58 years old, at or past the typical 50-year design life for bridges of its vintage. Maintenance and inspection cycles are correspondingly more involved than for newer structures. INTERSTATE 210 carries an average daily traffic count of 252,000 vehicles, with 13 lane(s) crossing First Avenue. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.
Component Ratings
The riding surface, evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
INTERSTATE 210 is a 58-year-old bridge located 07-La-210-R32.08-Ada in Los Angeles County, California. The bridge carries INTERSTATE 210 over First Avenue with 13 traffic lanes, handling approximately 252K vehicles per day. Built in 1968 and reconstructed in 2011, the structure spans 54.3 meters.
The bridge received a Condition Grade of B (74/100) 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
Frequently Asked Questions
INTERSTATE 210 has a Condition Score of 74/100 (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.
INTERSTATE 210 was built in 1968 and reconstructed in 2011, making it 58 years old. The average bridge age in the United States is 48 years.
INTERSTATE 210 carries approximately 252K vehicles per day (average daily traffic). The bridge has 13 traffic lanes. It is 54.3 meters long and located on INTERSTATE 210 in 07-La-210-R32.08-Ada, Los Angeles County, California.
No, INTERSTATE 210 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 210 is located 07-La-210-R32.08-Ada in Los Angeles County, California. The bridge carries INTERSTATE 210 over First Avenue. Its coordinates are 34.146406, -118.028744. It is maintained by State Highway Agency.
INTERSTATE 210 carries INTERSTATE 210 over First Avenue. The bridge is 54.3 meters long and was built in 1968, with reconstruction in 2011.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.