Overpass RD / Tr 4 over I-72 / US 36
Fair Condition52 years old3,000 vehicles/day
Location
| State | Illinois |
| County | Sangamon |
| Location | 1.4m E Sangamon R. |
| Carries | Overpass RD / Tr 4 |
| Crosses | I-72 / US 36 |
| Coordinates | 39.83816, -89.52064 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 257.9 ft (78.6 m) |
| Max Span | 99.1 ft (30.2 m) |
| Deck Width | 67.9 ft (20.7 m) |
| Deck Area | 1627.0 sq m |
| Main Spans | 2 |
| Year Built | 1974 (reconstructed 2014) |
Traffic
| Avg Daily Traffic | 3,000 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
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 | 084015400000000 |