Ill 78 over Spoon River
Peoria County, Illinois · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ill 78 over Spoon River in Peoria County, Illinois, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- It was built in 1927 and reconstructed in 1981, making it 98 years old at the 2025 inventory.
- It carries about 2,450 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- 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 → (40.9655, -89.92733)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 3 | Serious condition |
| Superstructure | 5 | Fair condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 369 ft |
| Location | 3 Mi N of Laura |
| NBI structure number | 072003100000000 |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
All bridges nearby: Peoria County, IL bridge conditions · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.