FM over Otter Creek
PoorClarke County, Iowa · 073242002 · Structure no. 000000000114990
- Built
- 1969
- 56 years old
- Condition
- Poor
- inspected September 2023
- Type
- Slab
- Concrete Continuous
- Length
- 103 ft
- 3 main spans
- Daily traffic
- 319
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
FM over Otter Creek is a concrete continuous slab carrying FM over Otter Creek in Clarke County, Iowa. It was built in 1969, so it is 56 years old, older than the Iowa average of 45.5 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
It carries about 319 vehicles a day, roughly 8% of them trucks, projected to reach 319 by 2043. The structure is 103 ft (31.4 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Superstructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| 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 Otter Creek built?
It was built in 1969, making it 56 years old in 2025.
What condition is FM over Otter Creek in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2023.
How much traffic does FM over Otter Creek carry?
About 319 vehicles per day (2022 count), of which roughly 8% are trucks.
How long is FM over Otter Creek?
The structure is 103 ft (31.4 m) long with a longest span of 39 ft (11.9 m) and a deck 30 ft wide.
Who owns FM over Otter Creek?
It is owned by the County Highway Agency.