Local 260TH St over Lime CR
Buchanan County, Iowa · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Local 260TH St over Lime CR in Buchanan County, Iowa, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1986, making it 39 years old at the 2025 inventory.
- It carries about 41 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 20 of the 320 inventoried bridges in Buchanan County rated poor (6.2%); 20 (6.2%) 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 → (42.4137, -91.98362)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Prestressed concrete tee beam |
| Length | about 47 ft |
| Location | 088102601 |
| NBI structure number | 000000000082341 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Iowa department of transportation.
Busiest bridges in Buchanan County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-380 over Mud Creek | 1983 | 17,700 | Good |
| US 20 over Drainage Ditch | 1980 | 10,700 | Good |
| 1ST St W over Wapsipinicon River | 1917 | 10,258 | Fair |
| US 20 over Drainage Ditch | 1980 | 10,100 | Good |
| US 20 over Drainage Ditch | 1980 | 10,100 | Fair |
| Ia 150 over Wapsipinicon River | 1927 | 9,000 | Fair |
All bridges nearby: Buchanan County, IA bridge conditions · every bridge in Buchanan County · Iowa bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.