Interstate 5 NB over French Camp Slough
FairSan Joaquin County, California · 10-SJ-005-R23.25 · Structure no. 29 0221R
- Built
- 1971
- 54 years old, rebuilt 2013
- Condition
- Fair
- inspected October 2023
- Type
- Slab
- Concrete Continuous
- Length
- 231 ft
- 7 main spans
- Daily traffic
- 43,750
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
Interstate 5 NB over French Camp Slough is a concrete continuous slab carrying Interstate 5 NB over French Camp Slough in San Joaquin County, California. It was built in 1971 and reconstructed in 2013, so it is 54 years old, younger 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 43,750 vehicles a day, roughly 24% of them trucks, projected to reach 85,351 by 2043. The structure is 231 ft (70.4 m) long and 66 ft wide. If it were closed, the detour would be 3.7 mi (6 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Interstate 5 NB over French Camp Slough built?
It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2013.
What condition is Interstate 5 NB over French Camp Slough 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 October 2023.
How much traffic does Interstate 5 NB over French Camp Slough carry?
About 43,750 vehicles per day (2009 count), of which roughly 24% are trucks.
How long is Interstate 5 NB over French Camp Slough?
The structure is 231 ft (70.4 m) long with a longest span of 34 ft (10.4 m) and a deck 66 ft wide.
Who owns Interstate 5 NB over French Camp Slough?
It is owned by the State Highway Agency.