Palo Colorado Road over Mill Creek
GoodClosed to trafficMonterey County, California · 6.9 MI SE SH 1 · Structure no. 44C0164
- Built
- 1954
- 71 years old, rebuilt 2001
- Condition
- Good
- inspected September 2023
- Type
- Girder and Floorbeam System
- Steel
- Length
- 64 ft
- 2 main spans
- Daily traffic
- 550
- 2013 count
- Owner
- County
- County Highway Agency
About this bridge
Palo Colorado Road over Mill Creek is a steel girder and floorbeam system carrying Palo Colorado Road over Mill Creek in Monterey County, California. It was built in 1954 and reconstructed in 2001, so it is 71 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. Its operating status is: closed to all traffic.
It carries about 550 vehicles a day, roughly 2% of them trucks, projected to reach 855 by 2040. The structure is 64 ft (19.5 m) long and 26 ft wide. If it were closed, the detour would be 123.7 mi (199 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 Palo Colorado Road over Mill Creek built?
It was built in 1954, making it 71 years old in 2025. It was reconstructed in 2001.
What condition is Palo Colorado Road over Mill 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 September 2023.
How much traffic does Palo Colorado Road over Mill Creek carry?
About 550 vehicles per day (2013 count), of which roughly 2% are trucks.
How long is Palo Colorado Road over Mill Creek?
The structure is 64 ft (19.5 m) long with a longest span of 34 ft (10.5 m) and a deck 26 ft wide.
Who owns Palo Colorado Road over Mill Creek?
It is owned by the County Highway Agency.