BridgeSafety
San Diego County, CA · Structure #57 0629

STATE ROUTE 78

STATE ROUTE 78 in 11-Sd-078-3.32-Ocn, San Diego County, California received a condition grade of B (66/100). Built in 1967, the bridge carries 127K vehicles daily on STATE ROUTE 78 over College BLVD.

B
66/100
66
Condition Score
127K
Daily Traffic
1967
Year Built
43m
Length

Component Ratings

DeckFair
5/9

The riding surface — evaluated for cracking, spalling, and wear

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
STATE ROUTE 78
Crosses Over
College BLVD
State
California
County
San Diego County
Location
11-Sd-078-3.32-Ocn
Year Built
1967
Reconstructed
2000
Age
59 years
Daily Traffic
127,000
Lanes
7
Length
43 meters
Owner
State Highway Agency
Structure Number
57 0629

About This Bridge

STATE ROUTE 78 is a 59-year-old bridge located 11-Sd-078-3.32-Ocn in San Diego County, California. The bridge carries STATE ROUTE 78 over College BLVD with 7 traffic lanes, handling approximately 127K vehicles per day. Built in 1967 and reconstructed in 2000, the structure spans 43 meters.

The bridge received a Condition Grade of B (66/100) based on Federal Highway Administration inspection data. Its deck is rated 5/9 (fair), superstructure 7/9 (good), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

11-Sd-078-3.32-Ocn, San Diego County, California

33.183178, -117.296444

Open in Google Maps →

Frequently Asked Questions

STATE ROUTE 78 has a Condition Score of 66/100 (Grade B). Its deck is rated 5/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

STATE ROUTE 78 was built in 1967 and reconstructed in 2000, making it 59 years old. The average bridge age in the United States is 48 years.

STATE ROUTE 78 carries approximately 127K vehicles per day (average daily traffic). The bridge has 7 traffic lanes. It is 43 meters long and located on STATE ROUTE 78 in 11-Sd-078-3.32-Ocn, San Diego County, California.

No, STATE ROUTE 78 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

STATE ROUTE 78 is located 11-Sd-078-3.32-Ocn in San Diego County, California. The bridge carries STATE ROUTE 78 over College BLVD. Its coordinates are 33.183178, -117.296444. It is maintained by State Highway Agency.

STATE ROUTE 78 carries STATE ROUTE 78 over College BLVD. The bridge is 43 meters long and was built in 1967, with reconstruction in 2000.

Last updated:

Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.