State Route 99 over Ceres Main Canal
FairStanislaus County, California · 10-STA-099-R10.03 · Structure no. 38 0007
- Built
- 1941
- 84 years old, rebuilt 1965
- Condition
- Fair
- inspected January 2025
- Type
- Slab
- Concrete
- Length
- 32 ft
- 1 main span
- Daily traffic
- 96,000
- 2011 count
- Owner
- State
- State Highway Agency
About this bridge
State Route 99 over Ceres Main Canal is a concrete slab carrying State Route 99 over Ceres Main Canal in Stanislaus County, California. It was built in 1941 and reconstructed in 1965, so it is 84 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 6 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 96,000 vehicles a day, roughly 17% of them trucks, projected to reach 128,469 by 2045. The structure is 32 ft (9.9 m) long and 113 ft wide. If it were closed, the detour would be 0.6 mi (1 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was State Route 99 over Ceres Main Canal built?
It was built in 1941, making it 84 years old in 2025. It was reconstructed in 1965.
What condition is State Route 99 over Ceres Main Canal 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 January 2025.
How much traffic does State Route 99 over Ceres Main Canal carry?
About 96,000 vehicles per day (2011 count), of which roughly 17% are trucks.
How long is State Route 99 over Ceres Main Canal?
The structure is 32 ft (9.9 m) long with a longest span of 31 ft (9.3 m) and a deck 113 ft wide.
Who owns State Route 99 over Ceres Main Canal?
It is owned by the State Highway Agency.