Bishop Lane over San Ramon Creek
GoodContra Costa County, California · Rudgear Road · Structure no. 28C0069
- Built
- 1964
- 61 years old
- Condition
- Good
- inspected January 2023
- Type
- Slab
- Concrete
- Length
- 35 ft
- 1 main span
- Daily traffic
- 250
- 2021 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
Bishop Lane over San Ramon Creek is a concrete slab carrying Bishop Lane over San Ramon Creek in Contra Costa 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 250 vehicles a day, roughly 1% of them trucks, projected to reach 401 by 2040. The structure is 35 ft (10.7 m) long and 44 ft wide. If it were closed, the detour would be 123.7 mi (199 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 | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Bishop Lane over San Ramon Creek built?
It was built in 1964, making it 61 years old in 2025.
What condition is Bishop Lane over San Ramon 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 January 2023.
How much traffic does Bishop Lane over San Ramon Creek carry?
About 250 vehicles per day (2021 count), of which roughly 1% are trucks.
How long is Bishop Lane over San Ramon Creek?
The structure is 35 ft (10.7 m) long with a longest span of 33 ft (10.1 m) and a deck 44 ft wide.
Who owns Bishop Lane over San Ramon Creek?
It is owned by the City or Municipal Highway Agency.