Interstate 5 over Castle Creek
PoorShasta County, California · 02-SHA-005-63.31 · Structure no. 06 0116
- Built
- 1960
- 65 years old
- Condition
- Poor
- inspected March 2024
- Type
- Box Beam or Girders - Multiple
- Concrete Continuous
- Length
- 250 ft
- 3 main spans
- Daily traffic
- 18,000
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
Interstate 5 over Castle Creek is a concrete continuous box beam or girders - multiple carrying Interstate 5 over Castle Creek in Shasta County, California. It was built in 1960, so it is 65 years old, older than the California average of 54.8 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
It carries about 18,000 vehicles a day, roughly 28% of them trucks, projected to reach 30,596 by 2041. The structure is 250 ft (76.2 m) long and 87 ft wide. If it were closed, the detour would be 123.7 mi (199 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 9 Excellent | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Interstate 5 over Castle Creek built?
It was built in 1960, making it 65 years old in 2025.
What condition is Interstate 5 over Castle Creek in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.
How much traffic does Interstate 5 over Castle Creek carry?
About 18,000 vehicles per day (2009 count), of which roughly 28% are trucks.
How long is Interstate 5 over Castle Creek?
The structure is 250 ft (76.2 m) long with a longest span of 95 ft (29 m) and a deck 87 ft wide.
Who owns Interstate 5 over Castle Creek?
It is owned by the State Highway Agency.