Il 108 over Macoupin Creek
Good Condition17 years old2,000 vehicles/day
Location
| State | Illinois |
| County | Macoupin |
| Location | 1.8 M E Jct Of Il 4 |
| Carries | Il 108 |
| Crosses | Macoupin Creek |
| Coordinates | 39.27680, -89.83657 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 319.9 ft (97.5 m) |
| Max Span | 85.0 ft (25.9 m) |
| Deck Width | 39.0 ft (11.9 m) |
| Deck Area | 1160.2 sq m |
| Main Spans | 4 |
| Year Built | 2009 |
Traffic
| Avg Daily Traffic | 2,000 (2023) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 059050900000000 |