INTERSTATE 805
INTERSTATE 805 in 11-Sd-805-27.07-Sd, San Diego County, California received a condition grade of B (72/100). Built in 1972, the bridge carries 183K vehicles daily on INTERSTATE 805 over Mira Mesa BLVD.
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 54-year-old bridge located 11-Sd-805-27.07-Sd in San Diego County, California. The bridge carries INTERSTATE 805 over Mira Mesa BLVD with 12 traffic lanes, handling approximately 183K vehicles per day. Built in 1972 and reconstructed in 2016, the structure spans 51.9 meters.
The bridge received a Condition Grade of B (72/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 7/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
INTERSTATE 805 has a Condition Score of 72/100 (Grade B). Its deck is rated 6/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
INTERSTATE 805 was built in 1972 and reconstructed in 2016, making it 54 years old. The average bridge age in the United States is 48 years.
INTERSTATE 805 carries approximately 183K vehicles per day (average daily traffic). The bridge has 12 traffic lanes. It is 51.9 meters long and located on INTERSTATE 805 in 11-Sd-805-27.07-Sd, San Diego County, California.
No, INTERSTATE 805 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
INTERSTATE 805 is located 11-Sd-805-27.07-Sd in San Diego County, California. The bridge carries INTERSTATE 805 over Mira Mesa BLVD. Its coordinates are 32.890606, -117.206175. It is maintained by State Highway Agency.
INTERSTATE 805 carries INTERSTATE 805 over Mira Mesa BLVD. The bridge is 51.9 meters long and was built in 1972, with reconstruction in 2016.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.