FM over Prairie Creek
Henry County, Iowa · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- FM over Prairie Creek in Henry County, Iowa, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1963, making it 62 years old at the 2025 inventory.
- It carries about 450 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 36 of the 173 inventoried bridges in Henry County rated poor (20.8%); 36 (20.8%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (40.83868, -91.49968)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 4 | Poor condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 76 ft |
| Location | 070062507 |
| NBI structure number | 000000000180140 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Iowa department of transportation.
Busiest bridges in Henry County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 218 over Spring Creek | 1967 | 13,300 | Fair |
| US 218 over Little Potomac | 1958 | 13,300 | Fair |
| Grand Ave over East Henry St | 1967 | 6,858 | Fair |
| City Street over over BNSF RR | 1968 | 6,800 | Fair |
| US 34 over Drainage | 1956 | 6,800 | Fair |
| US 218 SB over Big Creek | 1968 | 6,150 | Good |
All bridges nearby: Henry County, IA bridge conditions · every bridge in Henry County · Iowa bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.