State Route 299 over East Fork Willow Creek
FairHumboldt County, California · 01-HUM-299-33.21 · Structure no. 04 0115
- Built
- 1956
- 69 years old, rebuilt 2005
- Condition
- Fair
- inspected January 2025
- Type
- Tee Beam
- Concrete Continuous
- Length
- 120 ft
- 3 main spans
- Daily traffic
- 3,200
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
State Route 299 over East Fork Willow Creek is a concrete continuous tee beam carrying State Route 299 over East Fork Willow Creek in Humboldt County, California. It was built in 1956 and reconstructed in 2005, so it is 69 years old, older 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 3,200 vehicles a day, roughly 17% of them trucks, projected to reach 4,282 by 2043. The structure is 120 ft (36.6 m) long and 43 ft wide. If it were closed, the detour would be 92 mi (148 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 | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was State Route 299 over East Fork Willow Creek built?
It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2005.
What condition is State Route 299 over East Fork Willow Creek 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 January 2025.
How much traffic does State Route 299 over East Fork Willow Creek carry?
About 3,200 vehicles per day (2009 count), of which roughly 17% are trucks.
How long is State Route 299 over East Fork Willow Creek?
The structure is 120 ft (36.6 m) long with a longest span of 80 ft (24.4 m) and a deck 43 ft wide.
Who owns State Route 299 over East Fork Willow Creek?
It is owned by the State Highway Agency.