ROUTE 90
ROUTE 90 in 07-La-090-R1.72-La, Los Angeles County, California received a condition grade of B (68/100). Built in 1972, the bridge carries 154K vehicles daily on ROUTE 90 over Centinela AVE.
ROUTE 90 carries a B on the BridgeSafety Condition Score with 68/100. 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 1972 and is now 54 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. ROUTE 90 carries an average daily traffic count of 154,000 vehicles, with 7 lane(s) crossing Centinela AVE. 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
ROUTE 90 is a 54-year-old bridge located 07-La-090-R1.72-La in Los Angeles County, California. The bridge carries ROUTE 90 over Centinela AVE with 7 traffic lanes, handling approximately 154K vehicles per day. Built in 1972, the structure spans 45.7 meters.
The bridge received a Condition Grade of B (68/100) 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
Frequently Asked Questions
ROUTE 90 has a Condition Score of 68/100 (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.
ROUTE 90 was built in 1972, making it 54 years old. The average bridge age in the United States is 48 years.
ROUTE 90 carries approximately 154K vehicles per day (average daily traffic). The bridge has 7 traffic lanes. It is 45.7 meters long and located on ROUTE 90 in 07-La-090-R1.72-La, Los Angeles County, California.
No, ROUTE 90 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
ROUTE 90 is located 07-La-090-R1.72-La in Los Angeles County, California. The bridge carries ROUTE 90 over Centinela AVE. Its coordinates are 33.985114, -118.413958. It is maintained by State Highway Agency.
ROUTE 90 carries ROUTE 90 over Centinela AVE. The bridge is 45.7 meters long and was built in 1972.
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.