SR D35 over Black Hawk Creek
GoodGrundy County, Iowa · 088153503 · Structure no. 000000000164781
- Built
- 2011
- 14 years old
- Condition
- Good
- inspected April 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 268 ft
- 3 main spans
- Daily traffic
- 903
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
SR D35 over Black Hawk Creek is a prestressed concrete stringer/multi-beam or girder carrying SR D35 over Black Hawk Creek in Grundy County, Iowa. It was built in 2011, so it is 14 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 903 vehicles a day, projected to reach 903 by 2044. The structure is 268 ft (81.7 m) long and 32 ft wide.
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 | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SR D35 over Black Hawk Creek built?
It was built in 2011, making it 14 years old in 2025.
What condition is SR D35 over Black Hawk 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 April 2024.
How much traffic does SR D35 over Black Hawk Creek carry?
About 903 vehicles per day (2022 count).
How long is SR D35 over Black Hawk Creek?
The structure is 268 ft (81.7 m) long with a longest span of 89 ft (27.1 m) and a deck 32 ft wide.
Who owns SR D35 over Black Hawk Creek?
It is owned by the County Highway Agency.