FM over Silver Creek
GoodPottawattamie County, Iowa · 074412804 · Structure no. 000000000284530
- Built
- 1975
- 50 years old
- Condition
- Good
- inspected April 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 250 ft
- 3 main spans
- Daily traffic
- 50
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
FM over Silver Creek is a steel continuous stringer/multi-beam or girder carrying FM over Silver Creek in Pottawattamie County, Iowa. It was built in 1975, so it is 50 years old, older than the Iowa average of 45.5 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 50 vehicles a day, projected to reach 50 by 2043. The structure is 250 ft (76.2 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was FM over Silver Creek built?
It was built in 1975, making it 50 years old in 2025.
What condition is FM over Silver Creek 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 April 2024.
How much traffic does FM over Silver Creek carry?
About 50 vehicles per day (2022 count).
How long is FM over Silver Creek?
The structure is 250 ft (76.2 m) long with a longest span of 98 ft (29.9 m) and a deck 32 ft wide.
Who owns FM over Silver Creek?
It is owned by the County Highway Agency.