Fourth ST over Twin Warm Creek
GoodSan Bernardino County, California · 0.25 MI E Waterman Ave · Structure no. 54C0423
- Built
- 1961
- 64 years old
- Condition
- Good
- inspected November 2024
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 64 ft
- 1 main span
- Daily traffic
- 2,325
- 2015 count
- Owner
- County
- County Highway Agency
About this bridge
Fourth ST over Twin Warm Creek is a steel stringer/multi-beam or girder carrying Fourth ST over Twin Warm Creek in San Bernardino County, California. It was built in 1961, so it is 64 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 2,325 vehicles a day, roughly 2% of them trucks, projected to reach 2,508 by 2041. The structure is 64 ft (19.5 m) long and 53 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 Fourth ST over Twin Warm Creek built?
It was built in 1961, making it 64 years old in 2025.
What condition is Fourth ST over Twin Warm 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 November 2024.
How much traffic does Fourth ST over Twin Warm Creek carry?
About 2,325 vehicles per day (2015 count), of which roughly 2% are trucks.
How long is Fourth ST over Twin Warm Creek?
The structure is 64 ft (19.5 m) long with a longest span of 62 ft (18.9 m) and a deck 53 ft wide.
Who owns Fourth ST over Twin Warm Creek?
It is owned by the County Highway Agency.