Interstate 505 NB over Horse Creek
GoodSolano County, California · 04-SOL-505-R0.21-VAC · Structure no. 23 0077R
- Built
- 1963
- 62 years old
- Condition
- Good
- inspected April 2024
- Type
- Slab
- Concrete
- Length
- 27 ft
- 1 main span
- Daily traffic
- 16,750
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
Interstate 505 NB over Horse Creek is a concrete slab carrying Interstate 505 NB over Horse Creek in Solano County, California. It was built in 1963, so it is 62 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 16,750 vehicles a day, roughly 10% of them trucks, projected to reach 25,619 by 2046. The structure is 27 ft (8.2 m) long and 65 ft wide. If it were closed, the detour would be 0.6 mi (1 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 505 NB over Horse Creek built?
It was built in 1963, making it 62 years old in 2025.
What condition is Interstate 505 NB over Horse 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 April 2024.
How much traffic does Interstate 505 NB over Horse Creek carry?
About 16,750 vehicles per day (2009 count), of which roughly 10% are trucks.
How long is Interstate 505 NB over Horse Creek?
The structure is 27 ft (8.2 m) long with a longest span of 27 ft (8.2 m) and a deck 65 ft wide.
Who owns Interstate 505 NB over Horse Creek?
It is owned by the State Highway Agency.