INTERSTATE 5
INTERSTATE 5 in 12-Ora-005-20.49-Irvn, Orange County, California received a condition grade of F (0/100). Built in 1958, the bridge carries 259K vehicles daily on INTERSTATE 5 over San Diego Creek. 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
INTERSTATE 5 is a 68-year-old bridge located 12-Ora-005-20.49-Irvn in Orange County, California. The bridge carries INTERSTATE 5 over San Diego Creek with 23 traffic lanes, handling approximately 259K vehicles per day. Built in 1958 and reconstructed in 1995, the structure spans 18.1 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
INTERSTATE 5 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.
INTERSTATE 5 was built in 1958 and reconstructed in 1995, making it 68 years old. The average bridge age in the United States is 48 years.
INTERSTATE 5 carries approximately 259K vehicles per day (average daily traffic). The bridge has 23 traffic lanes. It is 18.1 meters long and located on INTERSTATE 5 in 12-Ora-005-20.49-Irvn, Orange County, California.
Yes, INTERSTATE 5 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.
INTERSTATE 5 is located 12-Ora-005-20.49-Irvn in Orange County, California. The bridge carries INTERSTATE 5 over San Diego Creek. Its coordinates are 33.635208, -117.727139. It is maintained by State Highway Agency.
INTERSTATE 5 carries INTERSTATE 5 over San Diego Creek. The bridge is 18.1 meters long and was built in 1958, with reconstruction in 1995.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.