STATE ROUTE 57
STATE ROUTE 57 in 12-Ora-057-15.58-Ana, Orange County, California received a condition grade of C (55/100). Built in 1974, the bridge carries 229K vehicles daily on STATE ROUTE 57 over State Route 91.
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
STATE ROUTE 57 is a 52-year-old bridge located 12-Ora-057-15.58-Ana in Orange County, California. The bridge carries STATE ROUTE 57 over State Route 91 with 9 traffic lanes, handling approximately 229K vehicles per day. Built in 1974, the structure spans 79.9 meters.
The bridge received a Condition Grade of C (55/100) based on Federal Highway Administration inspection data. Its deck is rated 5/9 (fair), superstructure 5/9 (fair), and substructure 5/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
STATE ROUTE 57 has a Condition Score of 55/100 (Grade C). Its deck is rated 5/9, superstructure 5/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.
STATE ROUTE 57 was built in 1974, making it 52 years old. The average bridge age in the United States is 48 years.
STATE ROUTE 57 carries approximately 229K vehicles per day (average daily traffic). The bridge has 9 traffic lanes. It is 79.9 meters long and located on STATE ROUTE 57 in 12-Ora-057-15.58-Ana, Orange County, California.
No, STATE ROUTE 57 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 57 is located 12-Ora-057-15.58-Ana in Orange County, California. The bridge carries STATE ROUTE 57 over State Route 91. Its coordinates are 33.849775, -117.875856. It is maintained by State Highway Agency.
STATE ROUTE 57 carries STATE ROUTE 57 over State Route 91. The bridge is 79.9 meters long and was built in 1974.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.