FM over Grand River
FairRinggold County, Iowa · 067290907 · Structure no. 000000000295081
- Built
- 1973
- 52 years old
- Condition
- Fair
- inspected December 2023
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 180 ft
- 3 main spans
- Daily traffic
- 270
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
FM over Grand River is a steel continuous stringer/multi-beam or girder carrying FM over Grand River in Ringgold County, Iowa. It was built in 1973, so it is 52 years old, older than the Iowa average of 45.5 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 270 vehicles a day, roughly 17% of them trucks, projected to reach 270 by 2043. The structure is 180 ft (54.9 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| 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 Grand River built?
It was built in 1973, making it 52 years old in 2025.
What condition is FM over Grand River 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 December 2023.
How much traffic does FM over Grand River carry?
About 270 vehicles per day (2022 count), of which roughly 17% are trucks.
How long is FM over Grand River?
The structure is 180 ft (54.9 m) long with a longest span of 68 ft (20.7 m) and a deck 32 ft wide.
Who owns FM over Grand River?
It is owned by the County Highway Agency.