Wild Basin Road over North St. Vrain Creek
FairBoulder County, Colorado · HWY 7 to Wild Basin Trail · Structure no. 1520011P0000000
- Built
- 1982
- 43 years old
- Condition
- Fair
- inspected October 2024
- Type
- Tee Beam
- Prestressed Concrete
- Length
- 29 ft
- 1 main span
- Daily traffic
- 75
- 2019 count
- Owner
- Federal
- National Park Service
About this bridge
Wild Basin Road over North St. Vrain Creek is a prestressed concrete tee beam carrying Wild Basin Road over North St. Vrain Creek in Boulder County, Colorado. It was built in 1982, so it is 43 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 75 vehicles a day, roughly 1% of them trucks, projected to reach 150 by 2039. The structure is 29 ft (8.8 m) long and 18 ft wide. If it were closed, the detour would be 98.8 mi (159 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 | 7 Good | Some minor problems. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Wild Basin Road over North St. Vrain Creek built?
It was built in 1982, making it 43 years old in 2025.
What condition is Wild Basin Road over North St. Vrain Creek 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 October 2024.
How much traffic does Wild Basin Road over North St. Vrain Creek carry?
About 75 vehicles per day (2019 count), of which roughly 1% are trucks.
How long is Wild Basin Road over North St. Vrain Creek?
The structure is 29 ft (8.8 m) long with a longest span of 27 ft (8.2 m) and a deck 18 ft wide.
Who owns Wild Basin Road over North St. Vrain Creek?
It is owned by the National Park Service.