Interstate 15 SB over Santa Gertrudis Creek
GoodRiverside County, California · 08-RIV-015-6.73-TMCA · Structure no. 56 0271L
- Built
- 1951
- 74 years old, rebuilt 1976
- Condition
- Good
- inspected October 2023
- Type
- Slab
- Concrete Continuous
- Length
- 185 ft
- 7 main spans
- Daily traffic
- 182,000
- 2021 count
- Owner
- State
- State Highway Agency
About this bridge
Interstate 15 SB over Santa Gertrudis Creek is a concrete continuous slab carrying Interstate 15 SB over Santa Gertrudis Creek in Riverside County, California. It was built in 1951 and reconstructed in 1976, so it is 74 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 182,000 vehicles a day, roughly 7% of them trucks, projected to reach 203,355 by 2041. The structure is 185 ft (56.3 m) long and 69 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 | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Interstate 15 SB over Santa Gertrudis Creek built?
It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1976.
What condition is Interstate 15 SB over Santa Gertrudis 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 October 2023.
How much traffic does Interstate 15 SB over Santa Gertrudis Creek carry?
About 182,000 vehicles per day (2021 count), of which roughly 7% are trucks.
How long is Interstate 15 SB over Santa Gertrudis Creek?
The structure is 185 ft (56.3 m) long with a longest span of 28 ft (8.5 m) and a deck 69 ft wide.
Who owns Interstate 15 SB over Santa Gertrudis Creek?
It is owned by the State Highway Agency.