Ill 16 & 100 over Auten Ditch
Fair Condition61 years old2,250 vehicles/day
Location
| State | Illinois |
| County | Jersey |
| Location | 1.6 Mi SE Calhoun Co |
| Carries | Ill 16 & 100 |
| Crosses | Auten Ditch |
| Coordinates | 39.13761, -90.57143 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 102.0 ft (31.1 m) |
| Max Span | 36.1 ft (11 m) |
| Deck Width | 36.1 ft (11 m) |
| Deck Area | 342.1 sq m |
| Main Spans | 3 |
| Year Built | 1965 (reconstructed 1996) |
Traffic
| Avg Daily Traffic | 2,250 (2023) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 042000300000000 |