Il 78 over East Plum River
Fair Condition31 years old625 vehicles/day
Location
| State | Illinois |
| County | Carroll |
| Location | 3 Mi. N. Mt Carroll |
| Carries | Il 78 |
| Crosses | East Plum River |
| Coordinates | 42.15431, -89.98738 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 185.0 ft (56.4 m) |
| Max Span | 47.6 ft (14.5 m) |
| Deck Width | 35.1 ft (10.7 m) |
| Deck Area | 603.5 sq m |
| Main Spans | 4 |
| Year Built | 1995 |
Traffic
| Avg Daily Traffic | 625 (2023) |
| Truck Traffic | 19% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 008004200000000 |