State Route 78 over Palo Verde Lagoon
FairRiverside County, California · 08-RIV-078-8.06-BLY · Structure no. 56 0337
- Built
- 1968
- 57 years old
- Condition
- Fair
- inspected April 2023
- Type
- Slab
- Concrete Continuous
- Length
- 123 ft
- 5 main spans
- Daily traffic
- 2,150
- 2019 count
- Owner
- State
- State Highway Agency
About this bridge
State Route 78 over Palo Verde Lagoon is a concrete continuous slab carrying State Route 78 over Palo Verde Lagoon in Riverside County, California. It was built in 1968, so it is 57 years old, older than the California average of 54.8 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 2,150 vehicles a day, roughly 12% of them trucks, projected to reach 3,955 by 2041. The structure is 123 ft (37.5 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was State Route 78 over Palo Verde Lagoon built?
It was built in 1968, making it 57 years old in 2025.
What condition is State Route 78 over Palo Verde Lagoon in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.
How much traffic does State Route 78 over Palo Verde Lagoon carry?
About 2,150 vehicles per day (2019 count), of which roughly 12% are trucks.
How long is State Route 78 over Palo Verde Lagoon?
The structure is 123 ft (37.5 m) long with a longest span of 27 ft (8.2 m) and a deck 34 ft wide.
Who owns State Route 78 over Palo Verde Lagoon?
It is owned by the State Highway Agency.