NFSR 780.1 over S. Fork Michigan River
GoodJackson County, Colorado · 3.7 MI S. of S.H. 14 · Structure no. 020604000001093
- Built
- 1984
- 41 years old
- Condition
- Good
- inspected August 2023
- Type
- Stringer/Multi-beam or Girder
- Wood or Timber
- Length
- 32 ft
- 1 main span
- Daily traffic
- 17
- Owner
- Federal
- U.S. Forest Service
About this bridge
NFSR 780.1 over S. Fork Michigan River is a wood or timber stringer/multi-beam or girder carrying NFSR 780.1 over S. Fork Michigan River in Jackson County, Colorado. It was built in 1984, so it is 41 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 17 vehicles a day, projected to reach 25 by 2045. The structure is 32 ft (9.8 m) long and 16 ft wide. If it were closed, the detour would be 620.7 mi (999 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 | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was NFSR 780.1 over S. Fork Michigan River built?
It was built in 1984, making it 41 years old in 2025.
What condition is NFSR 780.1 over S. Fork Michigan River 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 2023.
How much traffic does NFSR 780.1 over S. Fork Michigan River carry?
About 17 vehicles per day (latest count).
How long is NFSR 780.1 over S. Fork Michigan River?
The structure is 32 ft (9.8 m) long with a longest span of 30 ft (9.1 m) and a deck 16 ft wide.
Who owns NFSR 780.1 over S. Fork Michigan River?
It is owned by the U.S. Forest Service.