Interstate 40 EB over Granite Mountain Wash
GoodSan Bernardino County, California · 08-SBD-040-R76.50 · Structure no. 54 0852R
- Built
- 1972
- 53 years old
- Condition
- Good
- inspected December 2024
- Type
- Tee Beam
- Concrete Continuous
- Length
- 108 ft
- 2 main spans
- Daily traffic
- 16,500
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
Interstate 40 EB over Granite Mountain Wash is a concrete continuous tee beam carrying Interstate 40 EB over Granite Mountain Wash in San Bernardino County, California. It was built in 1972, so it is 53 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 16,500 vehicles a day, roughly 46% of them trucks, projected to reach 20,403 by 2044. The structure is 108 ft (32.9 m) long and 42 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 40 EB over Granite Mountain Wash built?
It was built in 1972, making it 53 years old in 2025.
What condition is Interstate 40 EB over Granite Mountain Wash 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 December 2024.
How much traffic does Interstate 40 EB over Granite Mountain Wash carry?
About 16,500 vehicles per day (2022 count), of which roughly 46% are trucks.
How long is Interstate 40 EB over Granite Mountain Wash?
The structure is 108 ft (32.9 m) long with a longest span of 54 ft (16.5 m) and a deck 42 ft wide.
Who owns Interstate 40 EB over Granite Mountain Wash?
It is owned by the State Highway Agency.