SB US 61 over Drainage
GoodClinton County, Iowa · 6.7 Mi. N of N Jct. US 30 · Structure no. 000000000606350
- Built
- 1996
- 29 years old
- Condition
- Good
- inspected May 2024
- Type
- Slab
- Concrete Continuous
- Length
- 133 ft
- 3 main spans
- Daily traffic
- 4,600
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
SB US 61 over Drainage is a concrete continuous slab carrying SB US 61 over Drainage in Clinton County, Iowa. It was built in 1996, so it is 29 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 4,600 vehicles a day, roughly 22% of them trucks, projected to reach 4,600 by 2044. The structure is 133 ft (40.5 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 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 SB US 61 over Drainage built?
It was built in 1996, making it 29 years old in 2025.
What condition is SB US 61 over Drainage 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 May 2024.
How much traffic does SB US 61 over Drainage carry?
About 4,600 vehicles per day (2022 count), of which roughly 22% are trucks.
How long is SB US 61 over Drainage?
The structure is 133 ft (40.5 m) long with a longest span of 51 ft (15.5 m) and a deck 43 ft wide.
Who owns SB US 61 over Drainage?
It is owned by the State Highway Agency.