Hess RD over Trib to Miller Creek
GoodBlack Hawk County, Iowa · 87-13-12-02-10 · Structure no. 000000000074266
- Built
- 2005
- 20 years old
- Condition
- Good
- inspected November 2023
- Type
- Slab
- Concrete Continuous
- Length
- 91 ft
- 3 main spans
- Daily traffic
- 29
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
Hess RD over Trib to Miller Creek is a concrete continuous slab carrying Hess RD over Trib to Miller Creek in Black Hawk County, Iowa. It was built in 2005, so it is 20 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 29 vehicles a day, projected to reach 29 by 2043. The structure is 91 ft (27.7 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 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 | 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 Hess RD over Trib to Miller Creek built?
It was built in 2005, making it 20 years old in 2025.
What condition is Hess RD over Trib to Miller 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 November 2023.
How much traffic does Hess RD over Trib to Miller Creek carry?
About 29 vehicles per day (2022 count).
How long is Hess RD over Trib to Miller Creek?
The structure is 91 ft (27.7 m) long with a longest span of 34 ft (10.4 m) and a deck 33 ft wide.
Who owns Hess RD over Trib to Miller Creek?
It is owned by the County Highway Agency.