Standard RD over Tehama-Colusa Canal
GoodColusa County, California · 1.0 MI W Mills Orchard RD · Structure no. 15C0142
- Built
- 1978
- 47 years old
- Condition
- Good
- inspected December 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 86 ft
- 1 main span
- Daily traffic
- 10
- 2015 count
- Owner
- County
- County Highway Agency
About this bridge
Standard RD over Tehama-Colusa Canal is a prestressed concrete stringer/multi-beam or girder carrying Standard RD over Tehama-Colusa Canal in Colusa County, California. It was built in 1978, so it is 47 years old, younger 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 10 vehicles a day, roughly 5% of them trucks, projected to reach 16 by 2043. The structure is 86 ft (26.2 m) long and 34 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 | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Standard RD over Tehama-Colusa Canal built?
It was built in 1978, making it 47 years old in 2025.
What condition is Standard RD over Tehama-Colusa Canal 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 December 2024.
How much traffic does Standard RD over Tehama-Colusa Canal carry?
About 10 vehicles per day (2015 count), of which roughly 5% are trucks.
How long is Standard RD over Tehama-Colusa Canal?
The structure is 86 ft (26.2 m) long with a longest span of 84 ft (25.6 m) and a deck 34 ft wide.
Who owns Standard RD over Tehama-Colusa Canal?
It is owned by the County Highway Agency.