Local 221 ST over Spring Branch
GoodDelaware County, Iowa · 088050203 · Structure no. 000000000140851
- Built
- 1982
- 43 years old
- Condition
- Good
- inspected April 2024
- Type
- Slab
- Concrete Continuous
- Length
- 102 ft
- 3 main spans
- Daily traffic
- 137
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
Local 221 ST over Spring Branch is a concrete continuous slab carrying Local 221 ST over Spring Branch in Delaware County, Iowa. It was built in 1982, so it is 43 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 137 vehicles a day, projected to reach 137 by 2044. The structure is 102 ft (31.1 m) long and 31 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 | 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 Local 221 ST over Spring Branch built?
It was built in 1982, making it 43 years old in 2025.
What condition is Local 221 ST over Spring Branch 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 April 2024.
How much traffic does Local 221 ST over Spring Branch carry?
About 137 vehicles per day (2022 count).
How long is Local 221 ST over Spring Branch?
The structure is 102 ft (31.1 m) long with a longest span of 39 ft (11.9 m) and a deck 31 ft wide.
Who owns Local 221 ST over Spring Branch?
It is owned by the County Highway Agency.