FM over Mosquito Creek
PoorGrundy County, Iowa · 087152902 · Structure no. 000000000164021
- Built
- 1977
- 48 years old
- Condition
- Poor
- inspected April 2024
- Type
- Slab
- Concrete Continuous
- Length
- 128 ft
- 3 main spans
- Daily traffic
- 501
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
FM over Mosquito Creek is a concrete continuous slab carrying FM over Mosquito Creek in Grundy County, Iowa. It was built in 1977, so it is 48 years old, older than the Iowa average of 45.5 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
It carries about 501 vehicles a day, projected to reach 501 by 2044. The structure is 128 ft (39 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Superstructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| 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 FM over Mosquito Creek built?
It was built in 1977, making it 48 years old in 2025.
What condition is FM over Mosquito Creek in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.
How much traffic does FM over Mosquito Creek carry?
About 501 vehicles per day (2022 count).
How long is FM over Mosquito Creek?
The structure is 128 ft (39 m) long with a longest span of 49 ft (14.9 m) and a deck 32 ft wide.
Who owns FM over Mosquito Creek?
It is owned by the County Highway Agency.