Ia 14 over Timber Creek
FairMarshall County, Iowa · 1.2 Miles S of Jct. US 30 · Structure no. 000000000035391
- Built
- 1992
- 33 years old
- Condition
- Fair
- inspected November 2024
- Type
- Slab
- Concrete Continuous
- Length
- 138 ft
- 3 main spans
- Daily traffic
- 4,250
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
Ia 14 over Timber Creek is a concrete continuous slab carrying Ia 14 over Timber Creek in Marshall County, Iowa. It was built in 1992, so it is 33 years old, younger 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 4,250 vehicles a day, roughly 9% of them trucks, projected to reach 4,250 by 2044. The structure is 138 ft (42.1 m) long and 47 ft wide. If it were closed, the detour would be 13 mi (21 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 |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| 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 Ia 14 over Timber Creek built?
It was built in 1992, making it 33 years old in 2025.
What condition is Ia 14 over Timber 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 2024.
How much traffic does Ia 14 over Timber Creek carry?
About 4,250 vehicles per day (2022 count), of which roughly 9% are trucks.
How long is Ia 14 over Timber Creek?
The structure is 138 ft (42.1 m) long with a longest span of 53 ft (16.2 m) and a deck 47 ft wide.
Who owns Ia 14 over Timber Creek?
It is owned by the State Highway Agency.