INTERSTATE 5
INTERSTATE 5 in 11-Sd-005-6.76-Chv, San Diego County, California received a condition grade of F (0/100). Built in 1970, the bridge carries 162K vehicles daily on INTERSTATE 5 over Telegraph Canyon. 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 56-year-old bridge located 11-Sd-005-6.76-Chv in San Diego County, California. The bridge carries INTERSTATE 5 over Telegraph Canyon with 8 traffic lanes, handling approximately 162K vehicles per day. Built in 1970, the structure spans 8.9 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 1970, making it 56 years old. The average bridge age in the United States is 48 years.
INTERSTATE 5 carries approximately 162K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 8.9 meters long and located on INTERSTATE 5 in 11-Sd-005-6.76-Chv, San Diego 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 11-Sd-005-6.76-Chv in San Diego County, California. The bridge carries INTERSTATE 5 over Telegraph Canyon. Its coordinates are 32.614122, -117.091611. It is maintained by State Highway Agency.
INTERSTATE 5 carries INTERSTATE 5 over Telegraph Canyon. The bridge is 8.9 meters long and was built in 1970.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.