BridgeSafety
Alameda County, CA · Structure #33 0753

23RD AVENUE

23RD AVENUE in 04-Ala-880-28.95-Oak, Alameda County, California received a condition grade of B (78/100). Built in 2020, the bridge carries 240K vehicles daily on 23RD AVENUE over Interstate 880.

B
78/100
78
Condition Score
240K
Daily Traffic
2020
Year Built
207m
Length

Component Ratings

DeckGood
7/9

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
23RD AVENUE
Crosses Over
Interstate 880
State
California
County
Alameda County
Location
04-Ala-880-28.95-Oak
Year Built
2020
Age
6 years
Daily Traffic
240,000
Lanes
8
Length
207 meters
Owner
State Highway Agency
Structure Number
33 0753

About This Bridge

23RD AVENUE is a 6-year-old bridge located 04-Ala-880-28.95-Oak in Alameda County, California. The bridge carries 23RD AVENUE over Interstate 880 with 8 traffic lanes, handling approximately 240K vehicles per day. Built in 2020, the structure spans 207 meters.

The bridge received a Condition Grade of B (78/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

04-Ala-880-28.95-Oak, Alameda County, California

37.776631, -122.236700

Open in Google Maps →

Frequently Asked Questions

23RD AVENUE has a Condition Score of 78/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

23RD AVENUE was built in 2020, making it 6 years old. The average bridge age in the United States is 48 years.

23RD AVENUE carries approximately 240K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 207 meters long and located on 23RD AVENUE in 04-Ala-880-28.95-Oak, Alameda County, California.

No, 23RD AVENUE is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

23RD AVENUE is located 04-Ala-880-28.95-Oak in Alameda County, California. The bridge carries 23RD AVENUE over Interstate 880. Its coordinates are 37.776631, -122.236700. It is maintained by State Highway Agency.

23RD AVENUE carries 23RD AVENUE over Interstate 880. The bridge is 207 meters long and was built in 2020.

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.