E Tama RD over Trib to Miller Creek
FairBlack Hawk County, Iowa · 87-13-34-03-10 · Structure no. 000000000074481
- Built
- 1974
- 51 years old
- Condition
- Fair
- inspected November 2023
- Type
- Culvert
- Concrete Continuous
- Length
- 24 ft
- 2 main spans
- Daily traffic
- 314
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
E Tama RD over Trib to Miller Creek is a concrete continuous culvert carrying E Tama RD over Trib to Miller Creek in Black Hawk County, Iowa. It was built in 1974, so it is 51 years old, older than the Iowa average of 45.5 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 314 vehicles a day, projected to reach 314 by 2043. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 1.9 mi (3 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Channel and channel protection | 7 Good | Some minor problems. |
| Culvert | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was E Tama RD over Trib to Miller Creek built?
It was built in 1974, making it 51 years old in 2025.
What condition is E Tama RD over Trib to Miller Creek in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.
How much traffic does E Tama RD over Trib to Miller Creek carry?
About 314 vehicles per day (2022 count).
How long is E Tama RD over Trib to Miller Creek?
The structure is 24 ft (7.3 m) long with a longest span of 12 ft (3.7 m).
Who owns E Tama RD over Trib to Miller Creek?
It is owned by the County Highway Agency.