BridgeSafety
Alameda County, CA · Structure #33 0299

ROUTE 580

ROUTE 580 in 04-Ala-580-45.25-Oak, Alameda County, California received a condition grade of B (74/100). Built in 1961, the bridge carries 198K vehicles daily on ROUTE 580 over Martin Luther King Jr Wy.

B
74/100
74
Condition Score
198K
Daily Traffic
1961
Year Built
43.4m
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
8/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
ROUTE 580
Crosses Over
Martin Luther King Jr Wy
State
California
County
Alameda County
Location
04-Ala-580-45.25-Oak
Year Built
1961
Age
65 years
Daily Traffic
198,000
Lanes
7
Length
43.4 meters
Owner
State Highway Agency
Structure Number
33 0299

About This Bridge

ROUTE 580 is a 65-year-old bridge located 04-Ala-580-45.25-Oak in Alameda County, California. The bridge carries ROUTE 580 over Martin Luther King Jr Wy with 7 traffic lanes, handling approximately 198K vehicles per day. Built in 1961, the structure spans 43.4 meters.

The bridge received a Condition Grade of B (74/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 8/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

04-Ala-580-45.25-Oak, Alameda County, California

37.824703, -122.269453

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Frequently Asked Questions

ROUTE 580 has a Condition Score of 74/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 8/9 on the NBI scale. The bridge is not classified as structurally deficient.

ROUTE 580 was built in 1961, making it 65 years old. The average bridge age in the United States is 48 years.

ROUTE 580 carries approximately 198K vehicles per day (average daily traffic). The bridge has 7 traffic lanes. It is 43.4 meters long and located on ROUTE 580 in 04-Ala-580-45.25-Oak, Alameda County, California.

No, ROUTE 580 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

ROUTE 580 is located 04-Ala-580-45.25-Oak in Alameda County, California. The bridge carries ROUTE 580 over Martin Luther King Jr Wy. Its coordinates are 37.824703, -122.269453. It is maintained by State Highway Agency.

ROUTE 580 carries ROUTE 580 over Martin Luther King Jr Wy. The bridge is 43.4 meters long and was built in 1961.

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.