FM-335th ST over Potato Creek
GoodHarrison County, Iowa · 078423101 · Structure no. 000000000177442
- Built
- 1993
- 32 years old
- Condition
- Good
- inspected December 2022
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 179 ft
- 3 main spans
- Daily traffic
- 100
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
FM-335th ST over Potato Creek is a prestressed concrete stringer/multi-beam or girder carrying FM-335th ST over Potato Creek in Harrison County, Iowa. It was built in 1993, so it is 32 years old, younger 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 100 by 2043. The structure is 179 ft (54.6 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 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 | 8 Very Good | No problems noted. |
| 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-335th ST over Potato Creek built?
It was built in 1993, making it 32 years old in 2025.
What condition is FM-335th ST over Potato 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 December 2022.
How much traffic does FM-335th ST over Potato Creek carry?
About 100 vehicles per day (2022 count), of which roughly 10% are trucks.
How long is FM-335th ST over Potato Creek?
The structure is 179 ft (54.6 m) long with a longest span of 63 ft (19.2 m) and a deck 33 ft wide.
Who owns FM-335th ST over Potato Creek?
It is owned by the County Highway Agency.