Ia 64 over Prairie Creek
FairJackson County, Iowa · 0.4 Mi. E of Jct. Ia 62 · Structure no. 000000000030311
- Built
- 1976
- 49 years old
- Condition
- Fair
- inspected June 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 138 ft
- 3 main spans
- Daily traffic
- 1,800
- 2021 count
- Owner
- State
- State Highway Agency
About this bridge
Ia 64 over Prairie Creek is a prestressed concrete stringer/multi-beam or girder carrying Ia 64 over Prairie Creek in Jackson County, Iowa. It was built in 1976, so it is 49 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 1,800 vehicles a day, roughly 13% of them trucks, projected to reach 1,800 by 2043. The structure is 138 ft (42.1 m) long and 47 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 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 | 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 Ia 64 over Prairie Creek built?
It was built in 1976, making it 49 years old in 2025.
What condition is Ia 64 over Prairie Creek 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 June 2023.
How much traffic does Ia 64 over Prairie Creek carry?
About 1,800 vehicles per day (2021 count), of which roughly 13% are trucks.
How long is Ia 64 over Prairie Creek?
The structure is 138 ft (42.1 m) long with a longest span of 57 ft (17.4 m) and a deck 47 ft wide.
Who owns Ia 64 over Prairie Creek?
It is owned by the State Highway Agency.