Sierra Avenue over North Norco Channel
GoodRiverside County, California · 0.15 MI N/O 5th Street · Structure no. 56C0361
- Built
- 1986
- 39 years old
- Condition
- Good
- inspected March 2025
- Type
- Slab
- Concrete
- Length
- 36 ft
- 1 main span
- Daily traffic
- 4,000
- 2012 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
Sierra Avenue over North Norco Channel is a concrete slab carrying Sierra Avenue over North Norco Channel in Riverside County, California. It was built in 1986, so it is 39 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 4,000 vehicles a day, roughly 1% of them trucks, projected to reach 8,724 by 2047. The structure is 36 ft (11.1 m) long and 66 ft wide. If it were closed, the detour would be 1.2 mi (2 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 | 9 Excellent | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Sierra Avenue over North Norco Channel built?
It was built in 1986, making it 39 years old in 2025.
What condition is Sierra Avenue over North Norco Channel 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 2025.
How much traffic does Sierra Avenue over North Norco Channel carry?
About 4,000 vehicles per day (2012 count), of which roughly 1% are trucks.
How long is Sierra Avenue over North Norco Channel?
The structure is 36 ft (11.1 m) long with a longest span of 35 ft (10.7 m) and a deck 66 ft wide.
Who owns Sierra Avenue over North Norco Channel?
It is owned by the City or Municipal Highway Agency.