INTERSTATE 805
INTERSTATE 805 in 11-Sd-805-12.36, San Diego County, California received a condition grade of F (0/100). Built in 1975, the bridge carries 242K vehicles daily on INTERSTATE 805 over So. Branch Chollas 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 805 is a 51-year-old bridge located 11-Sd-805-12.36 in San Diego County, California. The bridge carries INTERSTATE 805 over So. Branch Chollas Creek with 14 traffic lanes, handling approximately 242K vehicles per day. Built in 1975, the structure spans 14.1 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 805 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 805 was built in 1975, making it 51 years old. The average bridge age in the United States is 48 years.
INTERSTATE 805 carries approximately 242K vehicles per day (average daily traffic). The bridge has 14 traffic lanes. It is 14.1 meters long and located on INTERSTATE 805 in 11-Sd-805-12.36, San Diego County, California.
Yes, INTERSTATE 805 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 805 is located 11-Sd-805-12.36 in San Diego County, California. The bridge carries INTERSTATE 805 over So. Branch Chollas Creek. Its coordinates are 32.706333, -117.096542. It is maintained by State Highway Agency.
INTERSTATE 805 carries INTERSTATE 805 over So. Branch Chollas Creek. The bridge is 14.1 meters long and was built in 1975.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.