Interstate 80 over Macdonald Ave & E80 Off
GoodContra Costa County, California · 04-CC-080-2.62-RCH · Structure no. 28 0082
- Built
- 1956
- 69 years old, rebuilt 1997
- Condition
- Good
- inspected June 2023
- Type
- Box Beam or Girders - Multiple
- Concrete
- Length
- 149 ft
- 1 main span
- Daily traffic
- 179,000
- 2019 count
- Owner
- State
- State Highway Agency
About this bridge
Interstate 80 over Macdonald Ave & E80 Off is a concrete box beam or girders - multiple carrying Interstate 80 over Macdonald Ave & E80 Off in Contra Costa County, California. It was built in 1956 and reconstructed in 1997, so it is 69 years old, older than the California average of 54.8 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 179,000 vehicles a day, roughly 3% of them trucks, projected to reach 233,000 by 2043. The structure is 149 ft (45.3 m) long and 162 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| 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 Interstate 80 over Macdonald Ave & E80 Off built?
It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1997.
What condition is Interstate 80 over Macdonald Ave & E80 Off in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.
How much traffic does Interstate 80 over Macdonald Ave & E80 Off carry?
About 179,000 vehicles per day (2019 count), of which roughly 3% are trucks.
How long is Interstate 80 over Macdonald Ave & E80 Off?
The structure is 149 ft (45.3 m) long with a longest span of 123 ft (37.4 m) and a deck 162 ft wide.
Who owns Interstate 80 over Macdonald Ave & E80 Off?
It is owned by the State Highway Agency.