Ill 111 over Otter Creek Overflow
Fair Condition25 years old1,050 vehicles/day
Location
| State | Illinois |
| County | Macoupin |
| Location | 2.2 Mi N Il 108 |
| Carries | Ill 111 |
| Crosses | Otter Creek Overflow |
| Coordinates | 39.33780, -90.03675 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 472.1 ft (143.9 m) |
| Max Span | 83.3 ft (25.4 m) |
| Deck Width | 34.8 ft (10.6 m) |
| Deck Area | 1525.3 sq m |
| Main Spans | 6 |
| Year Built | 2001 |
Traffic
| Avg Daily Traffic | 1,050 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 059050000000000 |