Jack Tone RD over North Little Johns Creek
GoodSan Joaquin County, California · 1.2 MI N Mariposa RD · Structure no. 29C0074
- Built
- 1961
- 64 years old
- Condition
- Good
- inspected March 2021
- Type
- Slab
- Concrete Continuous
- Length
- 114 ft
- 4 main spans
- Daily traffic
- 3,202
- 2013 count
- Owner
- County
- County Highway Agency
About this bridge
Jack Tone RD over North Little Johns Creek is a concrete continuous slab carrying Jack Tone RD over North Little Johns Creek in San Joaquin County, California. It was built in 1961, so it is 64 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 3,202 vehicles a day, roughly 2% of them trucks, projected to reach 2,254 by 2043. The structure is 114 ft (34.7 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 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. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Jack Tone RD over North Little Johns Creek built?
It was built in 1961, making it 64 years old in 2025.
What condition is Jack Tone RD over North Little Johns Creek 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 March 2021.
How much traffic does Jack Tone RD over North Little Johns Creek carry?
About 3,202 vehicles per day (2013 count), of which roughly 2% are trucks.
How long is Jack Tone RD over North Little Johns Creek?
The structure is 114 ft (34.7 m) long with a longest span of 32 ft (9.8 m) and a deck 32 ft wide.
Who owns Jack Tone RD over North Little Johns Creek?
It is owned by the County Highway Agency.