SB US 151 over East Big Creek
FairLinn County, Iowa · 1.1 Mi. S of SR X20 · Structure no. 000000000033550
- Built
- 1961
- 64 years old
- Condition
- Fair
- inspected August 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 152 ft
- 3 main spans
- Daily traffic
- 7,150
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
SB US 151 over East Big Creek is a steel continuous stringer/multi-beam or girder carrying SB US 151 over East Big Creek in Linn County, Iowa. It was built in 1961, so it is 64 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 7,150 vehicles a day, roughly 12% of them trucks, projected to reach 7,150 by 2044. The structure is 152 ft (46.3 m) long and 36 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SB US 151 over East Big Creek built?
It was built in 1961, making it 64 years old in 2025.
What condition is SB US 151 over East Big 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 August 2024.
How much traffic does SB US 151 over East Big Creek carry?
About 7,150 vehicles per day (2022 count), of which roughly 12% are trucks.
How long is SB US 151 over East Big Creek?
The structure is 152 ft (46.3 m) long with a longest span of 59 ft (18 m) and a deck 36 ft wide.
Who owns SB US 151 over East Big Creek?
It is owned by the State Highway Agency.