150th St. over Spring Creek
GoodClinton County, Iowa · 083E63403 · Structure no. 000000000125911
- Built
- 1976
- 49 years old
- Condition
- Good
- inspected January 2024
- Type
- Slab
- Concrete Continuous
- Length
- 78 ft
- 3 main spans
- Daily traffic
- 15
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
150th St. over Spring Creek is a concrete continuous slab carrying 150th St. over Spring Creek in Clinton 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 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 15 vehicles a day, projected to reach 15 by 2044. The structure is 78 ft (23.8 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 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 | 7 Good | Some minor problems. |
| 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 150th St. over Spring Creek built?
It was built in 1976, making it 49 years old in 2025.
What condition is 150th St. over Spring 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 January 2024.
How much traffic does 150th St. over Spring Creek carry?
About 15 vehicles per day (2022 count).
How long is 150th St. over Spring Creek?
The structure is 78 ft (23.8 m) long with a longest span of 29 ft (8.8 m) and a deck 26 ft wide.
Who owns 150th St. over Spring Creek?
It is owned by the County Highway Agency.