State Route 78 EB over Centre City Parkway
GoodSan Diego County, California · 11-SD-078-R17.27-ESD · Structure no. 57 0508R
- Built
- 1964
- 61 years old
- Condition
- Good
- inspected April 2021
- Type
- Box Beam or Girders - Multiple
- Concrete Continuous
- Length
- 190 ft
- 4 main spans
- Daily traffic
- 28,000
- 2012 count
- Owner
- State
- State Highway Agency
About this bridge
State Route 78 EB over Centre City Parkway is a concrete continuous box beam or girders - multiple carrying State Route 78 EB over Centre City Parkway in San Diego County, California. It was built in 1964, so it is 61 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 28,000 vehicles a day, roughly 5% of them trucks, projected to reach 46,264 by 2040. The structure is 190 ft (57.9 m) long and 40 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 State Route 78 EB over Centre City Parkway built?
It was built in 1964, making it 61 years old in 2025.
What condition is State Route 78 EB over Centre City Parkway 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 April 2021.
How much traffic does State Route 78 EB over Centre City Parkway carry?
About 28,000 vehicles per day (2012 count), of which roughly 5% are trucks.
How long is State Route 78 EB over Centre City Parkway?
The structure is 190 ft (57.9 m) long with a longest span of 78 ft (23.8 m) and a deck 40 ft wide.
Who owns State Route 78 EB over Centre City Parkway?
It is owned by the State Highway Agency.