US 85 Ml over Platte Valley Canal
GoodWeld County, Colorado · 2.3 MI S of SH 66 · Structure no. D-17-DH
- Built
- 1991
- 34 years old
- Condition
- Good
- inspected August 2021
- Type
- Culvert
- Concrete
- Length
- 32 ft
- 1 main span
- Daily traffic
- 20,000
- 2020 count
- Owner
- State
- State Highway Agency
About this bridge
US 85 Ml over Platte Valley Canal is a concrete culvert carrying US 85 Ml over Platte Valley Canal in Weld County, Colorado. It was built in 1991, so it is 34 years old, younger than the Colorado average of 42.2 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 20,000 vehicles a day, roughly 10% of them trucks, projected to reach 28,400 by 2040. The structure is 32 ft (9.8 m) long and 103 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 |
|---|---|---|
| Channel and channel protection | 8 Very Good | No problems noted. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US 85 Ml over Platte Valley Canal built?
It was built in 1991, making it 34 years old in 2025.
What condition is US 85 Ml over Platte Valley Canal 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 August 2021.
How much traffic does US 85 Ml over Platte Valley Canal carry?
About 20,000 vehicles per day (2020 count), of which roughly 10% are trucks.
How long is US 85 Ml over Platte Valley Canal?
The structure is 32 ft (9.8 m) long with a longest span of 32 ft (9.8 m) and a deck 103 ft wide.
Who owns US 85 Ml over Platte Valley Canal?
It is owned by the State Highway Agency.