Tollgate RD over Small Stream
GoodClayton County, Iowa · 091012805 · Structure no. 000000000117851
- Built
- 1982
- 43 years old
- Condition
- Good
- inspected December 2024
- Type
- Culvert
- Concrete
- Length
- 32 ft
- 2 main spans
- Daily traffic
- 246
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
Tollgate RD over Small Stream is a concrete culvert carrying Tollgate RD over Small Stream in Clayton 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 246 vehicles a day, roughly 13% of them trucks, projected to reach 246 by 2044. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 6.2 mi (10 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 |
|---|---|---|
| Channel and channel protection | 7 Good | Some minor problems. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Tollgate RD over Small Stream built?
It was built in 1982, making it 43 years old in 2025.
What condition is Tollgate RD over Small Stream 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 December 2024.
How much traffic does Tollgate RD over Small Stream carry?
About 246 vehicles per day (2022 count), of which roughly 13% are trucks.
How long is Tollgate RD over Small Stream?
The structure is 32 ft (9.8 m) long with a longest span of 14 ft (4.3 m).
Who owns Tollgate RD over Small Stream?
It is owned by the County Highway Agency.