STATE ROUTE 57
STATE ROUTE 57 in 12-Ora-057-19.66-Ful, Orange County, California received a condition grade of F (0/100). Built in 1970, the bridge carries 245K vehicles daily on STATE ROUTE 57 over Loftus Diversion Ch. It is classified as structurally deficient.
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 56-year-old bridge located 12-Ora-057-19.66-Ful in Orange County, California. The bridge carries STATE ROUTE 57 over Loftus Diversion Ch with 12 traffic lanes, handling approximately 245K vehicles per day. Built in 1970 and reconstructed in 2013, the structure spans 31.5 meters.
The bridge received a Condition Grade of F (0/100) based on Federal Highway Administration inspection data. Its deck is rated 0/9 (serious), superstructure 0/9 (serious), and substructure 0/9 (serious). The bridge is classified as structurally deficient, meaning at least one major component is rated 4 or below — this signals a need for repair or replacement but does not necessarily indicate an immediate safety hazard.
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
STATE ROUTE 57 has a Condition Score of 0/100 (Grade F). Its deck is rated 0/9, superstructure 0/9, and substructure 0/9 on the NBI scale. The bridge is classified as structurally deficient.
STATE ROUTE 57 was built in 1970 and reconstructed in 2013, making it 56 years old. The average bridge age in the United States is 48 years.
STATE ROUTE 57 carries approximately 245K vehicles per day (average daily traffic). The bridge has 12 traffic lanes. It is 31.5 meters long and located on STATE ROUTE 57 in 12-Ora-057-19.66-Ful, Orange County, California.
Yes, STATE ROUTE 57 is classified as structurally deficient because at least one of its primary components (deck, superstructure, or substructure) is rated 4 or below on the 0-9 NBI scale. This does not necessarily mean it is unsafe, but it requires significant repair or replacement.
STATE ROUTE 57 is located 12-Ora-057-19.66-Ful in Orange County, California. The bridge carries STATE ROUTE 57 over Loftus Diversion Ch. Its coordinates are 33.907742, -117.882083. It is maintained by State Highway Agency.
STATE ROUTE 57 carries STATE ROUTE 57 over Loftus Diversion Ch. The bridge is 31.5 meters long and was built in 1970, with reconstruction in 2013.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.