Mattole RD over Cuneo Creek
GoodHumboldt County, California · 7 MI W/O HWY 101 · Structure no. 04C0018
- Built
- 1966
- 59 years old
- Condition
- Good
- inspected March 2024
- Type
- Tee Beam
- Concrete Continuous
- Length
- 90 ft
- 3 main spans
- Daily traffic
- 1,000
- 2009 count
- Owner
- County
- County Highway Agency
About this bridge
Mattole RD over Cuneo Creek is a concrete continuous tee beam carrying Mattole RD over Cuneo Creek in Humboldt County, California. It was built in 1966, so it is 59 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 1,000 vehicles a day, roughly 4% of them trucks, projected to reach 1,304 by 2042. The structure is 90 ft (27.4 m) long and 29 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 | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Mattole RD over Cuneo Creek built?
It was built in 1966, making it 59 years old in 2025.
What condition is Mattole RD over Cuneo 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 2024.
How much traffic does Mattole RD over Cuneo Creek carry?
About 1,000 vehicles per day (2009 count), of which roughly 4% are trucks.
How long is Mattole RD over Cuneo Creek?
The structure is 90 ft (27.4 m) long with a longest span of 60 ft (18.3 m) and a deck 29 ft wide.
Who owns Mattole RD over Cuneo Creek?
It is owned by the County Highway Agency.