EB I-80 over Rock Creek
FairJasper County, Iowa · 3.2 Mi. E of Jct. Ia 224 · Structure no. 000000000031240
- Built
- 1962
- 63 years old, rebuilt 1979
- Condition
- Fair
- inspected June 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 183 ft
- 3 main spans
- Daily traffic
- 14,850
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
EB I-80 over Rock Creek is a prestressed concrete stringer/multi-beam or girder carrying EB I-80 over Rock Creek in Jasper County, Iowa. It was built in 1962 and reconstructed in 1979, so it is 63 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 6 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 14,850 vehicles a day, roughly 37% of them trucks, projected to reach 14,850 by 2043. The structure is 183 ft (55.8 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| 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 EB I-80 over Rock Creek built?
It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1979.
What condition is EB I-80 over Rock 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 2024.
How much traffic does EB I-80 over Rock Creek carry?
About 14,850 vehicles per day (2023 count), of which roughly 37% are trucks.
How long is EB I-80 over Rock Creek?
The structure is 183 ft (55.8 m) long with a longest span of 69 ft (21 m) and a deck 42 ft wide.
Who owns EB I-80 over Rock Creek?
It is owned by the State Highway Agency.