Ill 3 over Big Muddy River
Good Condition68 years old1,100 vehicles/day
Location
| State | Illinois |
| County | Union |
| Location | At Jackson Co Line |
| Carries | Ill 3 |
| Crosses | Big Muddy River |
| Coordinates | 37.56247, -89.47218 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 453.7 ft (138.3 m) |
| Max Span | 174.2 ft (53.1 m) |
| Deck Width | 34.8 ft (10.6 m) |
| Deck Area | 1466.0 sq m |
| Main Spans | 3 |
| Year Built | 1958 (reconstructed 1999) |
Traffic
| Avg Daily Traffic | 1,100 (2023) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 091003100000000 |