County Road I.9 over Colorado River
FairMesa County, Colorado · At Cameo Power Plant · Structure no. MESA-I.9-39.4A
- Built
- 1994
- 31 years old
- Condition
- Fair
- inspected February 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete Continuous
- Length
- 423 ft
- 3 main spans
- Daily traffic
- 558
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
County Road I.9 over Colorado River is a prestressed concrete continuous stringer/multi-beam or girder carrying County Road I.9 over Colorado River in Mesa County, Colorado. It was built in 1994, so it is 31 years old, younger than the Colorado average of 42.2 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 558 vehicles a day, roughly 2% of them trucks, projected to reach 653 by 2042. The structure is 423 ft (128.9 m) long and 35 ft wide. If it were closed, the detour would be 100 mi (161 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 8 Very Good | No problems noted. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was County Road I.9 over Colorado River built?
It was built in 1994, making it 31 years old in 2025.
What condition is County Road I.9 over Colorado River in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2024.
How much traffic does County Road I.9 over Colorado River carry?
About 558 vehicles per day (2022 count), of which roughly 2% are trucks.
How long is County Road I.9 over Colorado River?
The structure is 423 ft (128.9 m) long with a longest span of 138 ft (42 m) and a deck 35 ft wide.
Who owns County Road I.9 over Colorado River?
It is owned by the County Highway Agency.