BridgeSafety
Orange County, CA · Structure #55 0671R

INTERSTATE 5 NB

INTERSTATE 5 NB in 12-Ora-005-31.76-Sa, Orange County, California received a condition grade of B (70/100). Built in 1995, the bridge carries 180K vehicles daily on INTERSTATE 5 NB over Grand AVE.

B
70/100
70
Condition Score
180K
Daily Traffic
1995
Year Built
59.9m
Length

Component Ratings

DeckGood
7/9

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

SuperstructureFair
5/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
INTERSTATE 5 NB
Crosses Over
Grand AVE
State
California
County
Orange County
Location
12-Ora-005-31.76-Sa
Year Built
1995
Age
31 years
Daily Traffic
179,700
Lanes
7
Length
59.9 meters
Owner
State Highway Agency
Structure Number
55 0671R

About This Bridge

INTERSTATE 5 NB is a 31-year-old bridge located 12-Ora-005-31.76-Sa in Orange County, California. The bridge carries INTERSTATE 5 NB over Grand AVE with 7 traffic lanes, handling approximately 180K vehicles per day. Built in 1995, the structure spans 59.9 meters.

The bridge received a Condition Grade of B (70/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 5/9 (fair), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

12-Ora-005-31.76-Sa, Orange County, California

33.755294, -117.851606

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Frequently Asked Questions

INTERSTATE 5 NB has a Condition Score of 70/100 (Grade B). Its deck is rated 7/9, superstructure 5/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

INTERSTATE 5 NB was built in 1995, making it 31 years old. The average bridge age in the United States is 48 years.

INTERSTATE 5 NB carries approximately 180K vehicles per day (average daily traffic). The bridge has 7 traffic lanes. It is 59.9 meters long and located on INTERSTATE 5 NB in 12-Ora-005-31.76-Sa, Orange County, California.

No, INTERSTATE 5 NB 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 NB is located 12-Ora-005-31.76-Sa in Orange County, California. The bridge carries INTERSTATE 5 NB over Grand AVE. Its coordinates are 33.755294, -117.851606. It is maintained by State Highway Agency.

INTERSTATE 5 NB carries INTERSTATE 5 NB over Grand AVE. The bridge is 59.9 meters long and was built in 1995.

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.