BridgeSafety
San Diego County, CA · Structure #57 0488

INTERSTATE 5

INTERSTATE 5 in 11-Sd-005-R35.66-Sd, San Diego County, California received a condition grade of B (64/100). Built in 1964, the bridge carries 244K vehicles daily on INTERSTATE 5 over San Dieguito River.

B
64/100
64
Condition Score
244K
Daily Traffic
1964
Year Built
198.1m
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
INTERSTATE 5
Crosses Over
San Dieguito River
State
California
County
San Diego County
Location
11-Sd-005-R35.66-Sd
Year Built
1964
Reconstructed
1994
Age
62 years
Daily Traffic
244,000
Lanes
12
Length
198.1 meters
Owner
State Highway Agency
Structure Number
57 0488

About This Bridge

INTERSTATE 5 is a 62-year-old bridge located 11-Sd-005-R35.66-Sd in San Diego County, California. The bridge carries INTERSTATE 5 over San Dieguito River with 12 traffic lanes, handling approximately 244K vehicles per day. Built in 1964 and reconstructed in 1994, the structure spans 198.1 meters.

The bridge received a Condition Grade of B (64/100) 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-005-R35.66-Sd, San Diego County, California

32.971508, -117.249644

Open in Google Maps →

Frequently Asked Questions

INTERSTATE 5 has a Condition Score of 64/100 (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.

INTERSTATE 5 was built in 1964 and reconstructed in 1994, making it 62 years old. The average bridge age in the United States is 48 years.

INTERSTATE 5 carries approximately 244K vehicles per day (average daily traffic). The bridge has 12 traffic lanes. It is 198.1 meters long and located on INTERSTATE 5 in 11-Sd-005-R35.66-Sd, San Diego County, California.

No, INTERSTATE 5 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 5 is located 11-Sd-005-R35.66-Sd in San Diego County, California. The bridge carries INTERSTATE 5 over San Dieguito River. Its coordinates are 32.971508, -117.249644. It is maintained by State Highway Agency.

INTERSTATE 5 carries INTERSTATE 5 over San Dieguito River. The bridge is 198.1 meters long and was built in 1964, with reconstruction in 1994.

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.