County Road 42 over Platte Valley Canal
FairWeld County, Colorado · 0.6 MI E of CO RD 41 · Structure no. WEL042.0-041.0A
- Built
- 1959
- 66 years old, rebuilt 2011
- Condition
- Fair
- inspected March 2024
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 40 ft
- 1 main span
- Daily traffic
- 221
- 2023 count
- Owner
- County
- County Highway Agency
About this bridge
County Road 42 over Platte Valley Canal is a steel stringer/multi-beam or girder carrying County Road 42 over Platte Valley Canal in Weld County, Colorado. It was built in 1959 and reconstructed in 2011, so it is 66 years old, older 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 6 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 221 vehicles a day, roughly 38% of them trucks, projected to reach 314 by 2042. The structure is 40 ft (12.3 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| 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 County Road 42 over Platte Valley Canal built?
It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2011.
What condition is County Road 42 over Platte Valley Canal 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 March 2024.
How much traffic does County Road 42 over Platte Valley Canal carry?
About 221 vehicles per day (2023 count), of which roughly 38% are trucks.
How long is County Road 42 over Platte Valley Canal?
The structure is 40 ft (12.3 m) long with a longest span of 37 ft (11.2 m) and a deck 31 ft wide.
Who owns County Road 42 over Platte Valley Canal?
It is owned by the County Highway Agency.