Bayview Avenue Oc over Interstate 580
PoorContra Costa County, California · 04-CC-580-1.21 · Structure no. 28 0271
- Built
- 1987
- 38 years old
- Condition
- Poor
- inspected March 2024
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete Continuous
- Length
- 1,075 ft
- 6 main spans
- Daily traffic
- 13,500
- 2016 count
- Owner
- State
- State Highway Agency
About this bridge
Bayview Avenue Oc over Interstate 580 is a prestressed concrete continuous box beam or girders - multiple carrying Bayview Avenue Oc over Interstate 580 in Contra Costa County, California. It was built in 1987, so it is 38 years old, younger than the California average of 54.8 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
It carries about 13,500 vehicles a day, roughly 15% of them trucks, projected to reach 18,292 by 2042. The structure is 1,075 ft (327.7 m) long and 89 ft wide.
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Bayview Avenue Oc over Interstate 580 built?
It was built in 1987, making it 38 years old in 2025.
What condition is Bayview Avenue Oc over Interstate 580 in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.
How much traffic does Bayview Avenue Oc over Interstate 580 carry?
About 13,500 vehicles per day (2016 count), of which roughly 15% are trucks.
How long is Bayview Avenue Oc over Interstate 580?
The structure is 1,075 ft (327.7 m) long with a longest span of 126 ft (38.4 m) and a deck 89 ft wide.
Who owns Bayview Avenue Oc over Interstate 580?
It is owned by the State Highway Agency.