Il 29 (sb) over S Fk Sangamon River
Fair Condition98 years old13,500 vehicles/day
Location
| State | Illinois |
| County | Sangamon |
| Location | 2.4m SE I-55 Intchg |
| Carries | Il 29 (sb) |
| Crosses | S Fk Sangamon River |
| Coordinates | 39.76395, -89.56211 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 357.3 ft (108.9 m) |
| Max Span | 58.7 ft (17.9 m) |
| Deck Width | 37.1 ft (11.3 m) |
| Deck Area | 1230.6 sq m |
| Main Spans | 7 |
| Year Built | 1928 (reconstructed 1999) |
Traffic
| Avg Daily Traffic | 13,500 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 084004300000000 |