Il 78 over Sangamon River
Good Condition15 years old1,450 vehicles/day
Location
| State | Illinois |
| County | Cass |
| Location | .5 N Chandlerville |
| Carries | Il 78 |
| Crosses | Sangamon River |
| Coordinates | 40.06587, -90.15187 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 1819.9 ft (554.7 m) |
| Max Span | 191.9 ft (58.5 m) |
| Deck Width | 39.0 ft (11.9 m) |
| Deck Area | 6600.9 sq m |
| Main Spans | 12 |
| Year Built | 2011 |
Traffic
| Avg Daily Traffic | 1,450 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 009051000000000 |